CVE-2026-20262Active Exploitation(cisco / catalyst_sd-wan_manager)

CRITICALCVSS 6.5 · MEDIUMCISA KEV

Exploitation observed; activity peaked at 43 mentions and remains active

Immediate actions

Patch cisco catalyst_sd-wan_manager systems immediately
Assume compromise if assets are exposed
Hunt for exploitation attempts and persistence artifacts
Increase monitoring for publicly documented tradecraft

Recommended action window: Immediate (within 24h)

NVD description

A vulnerability in the web UI of Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an authenticated, remote attacker to create a file or overwrite any file on the filesystem of an affected system. This vulnerability exists because the affected software does not properly validate user-supplied input during a file upload process. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected API endpoint of the affected system. A successful exploit could allow the attacker to create or overwrite any file on the underlying operating system. This file could later be used to elevate to root. To exploit this vulnerability, the attacker must have valid credentials with at least a lower-privileged, single-task user account.

cisco CVEs Back to dashboard

8.5/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2026-06-29. Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Vendor / third-party advisories

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-arbfw-c2rZvQ

Other references

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20262

Weakness type (CWE)

CWE-22

Priority

CRITICAL

Exploitation

ACTIVE

PoC

YES

Patch

AVAILABLE

Momentum

DECLINING

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

catalyst_sd-wan_manager

Threat summary

Active exploitation appears in 76 classified signals
Public PoC and exploit tooling are both present
Patch or workaround signal is available
86 mentions across 18 observed days

What's happening

Active exploitation reported across 76 signals
Exploit tool or code specified in 2 signals
PoC mentioned or linked in 2 signals
Patch or workaround mentioned in 53 signals
Technical details provided in 60 signals
Disclosure: 5 classified signals
Peaked 16d ago at 43 mentions (2026-06-16); latest day: 1
86 total mentions across 18 days

Affected systems

Vendors

cisco

Products

catalyst_sd-wan_manager

Deep dive

Activity timeline86 mentions / 18d

Signal classification4 categories

Active Exploitation

5968.6%

Patch

2124.4%

Disclosure

55.8%

General

11.2%

Referenced assets55 URLs

By indicator

Classification over time

Date	Total	Labels

2026-06-15	15	Active Exploitation7Patch8
2026-06-16	43	Active Exploitation29Disclosure3Patch11
2026-06-17	7	Active Exploitation6Disclosure1
2026-06-18	2	Active Exploitation2
2026-06-19	1	Patch1
2026-06-20	2	Active Exploitation2
2026-06-21	1	Active Exploitation1
2026-06-23	2	Active Exploitation2
2026-06-24	2	Active Exploitation2
2026-06-25	1	Active Exploitation1
2026-06-27	2	Active Exploitation1General1
2026-06-29	1	Patch1
2026-07-05	1	Active Exploitation1
2026-07-10	2	Active Exploitation1Disclosure1
2026-07-15	1	Active Exploitation1
2026-07-20	1	Active Exploitation1
2026-07-26	1	Active Exploitation1
2026-08-07	1	Active Exploitation1

Full discourse20 posts

The Hacker News@TheHackersNews88d
Active Exploitation
Cisco says CVE-2026-20262 exploitation indicators include suspicious WAR file uploads to Catalyst SD-WAN Manager. One key place to check: /var/log/nms/vmanage-server.log for path traversal patterns such as: ../../../../var/lib/wildfly/standalone/deployments/suspicious.war Related logs, including vmanage-appserver.log and serviceproxy-access.log, may show follow-on deployment or access activity. Treat matches as potential IoCs and review them against normal admin activity.
Post summary
The post warns of observed exploitation indicators for CVE-2026-20262, such as suspicious WAR uploads and path traversal log patterns, indicating potential real‑world attacks.
0272812237.2K
2.2M followersView on X
The Hacker News@TheHackersNews93d
Patch
⚠️ Cisco has released patches for a Catalyst SD-WAN Manager flaw now exploited in the wild. CVE-2026-20262 lets an authenticated attacker with write access create or overwrite files on affected systems. Read: https://thehackernews.com/2026/06/cisco-releases-security-updates-for.html https://t.co/5jcia48aUm
Post summary
Cisco released patches for CVE‑2026‑20262, a file‑overwrite flaw in the SD‑WAN Manager that is already being exploited in the wild by authenticated attackers with write access.
121258718.1K
2.2M followersView on X
CISA Cyber@CISACyber94d
Patch
🛡️ We added Cisco Catalyst SD-WAN Manager vulnerability CVE-2026-20262 and LiteSpeed cPanel Plugin vulnerability CVE-2026-54420 to our Known Exploited Vulnerabilities Catalog. Visit https://go.dhs.gov/Z3Q & apply mitigations to protect your org from cyberattacks. #Cybersecurity https://t.co/rAEee4kpx6
Post summary
DHS has added two CVEs to its Known Exploited Vulnerabilities Catalog and urges organizations to visit its site for mitigations to protect against potential attacks.
11503345.6K
301.2K followersView on X
SOCRadar®@socradar93d
Active Exploitation
🚨 A "Medium" CVSS score doesn't mean you can sleep on it. CVE-2026-20262 in Cisco Catalyst SD-WAN Manager is actively exploited and officially on the CISA KEV list. A low-privilege file write is all it takes to pave the way to root. Patch now to mitigate the risk. 👇 https://hubs.la/Q04lxrK50 #Cisco #CyberSecurity #ThreatIntel
Post summary
CVE-2026-20262 in Cisco Catalyst SD‑WAN Manager is actively exploited, allowing root via a low‑privilege file write, and users are urged to patch immediately.
13063987
6.6K followersView on X
yousukezan@yousukezan94d
Active Exploitation
Cisco Catalyst SD-WAN Managerにパストラバーサルの脆弱性CVE-2026-20262が存在し、実際に悪用が確認されている。認証済みの攻撃者は任意のファイルを作成・上書きでき、権限昇格によってroot権限を取得できる可能性があるという。 CVE-2026-20262はWeb UIのファイルアップロード処理に起因する脆弱性で、不適切な入力検証によりディレクトリトラバーサルが可能になる。攻撃者はシステム上の任意の場所へファイルを書き込み、重要なシステムファイルを上書きできる。 CVSSスコアは6.5だが、Ciscoは限定的な悪用を確認しており、米CISAは2026年6月15日にKnown Exploited Vulnerabilities（KEV）カタログへ追加した。影響を受けるのはCisco Catalyst SD-WAN Managerの20.9.9.1以前、20.12.7.1以前、20.15.4.4以前、20.15.5.2以前、20.18.3、26.1.1.1以前のバージョンである。修正版は20.9.9.2、20.12.7.2、20.15.4.5、20.15.5.3、20.18.3.1、26.1.1.2で提供されている。 Ciscoによると、この脆弱性はOn-Prem、Cloud-Pro、Cloud Managed、FedRAMP Governmentを含むすべての展開形態に影響する。回避策はなく、修正版への更新が唯一の対策とされている。 https://hellorecon.com/blog/cve-2026-20262
Post summary
The post reports that CVE‑2026‑20262 has been actively exploited against Cisco Catalyst SD‑WAN Manager, enabling authenticated attackers to create/overwrite files and potentially elevate privileges; patches are available as the sole mitigation.
020911.8K
14.8K followersView on X
Daily CyberSecurity@the_yellow_fall94d
Active Exploitation
Cisco warns CVE-2026-20262, a Cisco SD-WAN vulnerability enabling arbitrary file write, is exploited in the wild. Patch SD-WAN Manager now. #Cisco #SDWAN #CVE202620262 #ArbitraryFileWrite #InfoSec https://securityonline.info/cisco-sd-wan-vulnerability-cve-2026-20262 https://t.co/g06TjhufIx
Post summary
Cisco warns that CVE-2026-20262, an arbitrary file write flaw in SD-WAN Manager, is actively being exploited in the wild and urges users to apply the available patch.
23060702
12.8K followersView on X
FOYA.XBT@foyaXBT53d
Active Exploitation
CISCO KENA ZERO-DAY. DAN INI SUDAH DIEKSPLOITASI. Cisco merilis patch untuk CVE-2026-20262, celah keamanan pada Catalyst SD-WAN Manager yang bisa dimanfaatkan attacker terautentikasi untuk membuat atau menimpa file, lalu meningkatkan hak akses hingga ROOT. Yang bikin serius: celah ini sudah dieksploitasi di dunia nyata.
Post summary
CVE‑2026‑20262, affecting Cisco Catalyst SD‑WAN Manager, has been actively exploited to elevate privileges; Cisco has released a patch to mitigate the vulnerability.
21051696
3.0K followersView on X
piyokango@piyokango93d
Active Exploitation
米国CISAが悪用を確認した脆弱性 #KEV をカタログに追加しました。（6/15追加） 🛡 CVE-2026-20262 Cisco Catalyst SD-WAN Manager Arbitrary File Write Vulnerability ==================================== ✅概要・深刻度：注意 6.5 (CVSS Base) / Cisco (CNA) ・種別：パス・トラバーサル (CWE-22) ・CVSS:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Cisco Catalyst SD-WAN Manager の Web UI に存在する脆弱性です。ファイルアップロード処理におけるユーザー入力の検証不備により、認証済みのリモート攻撃者が影響を受けるシステム上にファイルを作成、または任意のファイルを上書きできる可能性があります。 ✅ChatGPTによる脆弱性評価・国内影響度：高・悪用難易度：中 ✅CISA 評価・攻撃自動化：自動化は困難・技術的影響：部分的制御 ✅攻撃前提条件・Cisco Catalyst SD-WAN Manager を使用している・影響を受けるバージョンを使用している・攻撃者が低権限の認証情報を持っている・攻撃者が対象の Web UI へネットワーク経由でアクセスできる・修正済みソフトウェアへ更新されていない ✅悪用時影響・影響を受けるシステム上にファイルを作成される可能性がある・影響を受けるシステム上の任意ファイルを上書きされる可能性がある・システム上のファイル改ざんにつながる可能性がある・後続の権限昇格に利用される可能性がある ✅悪用事例等に関する公開情報・PoC/Exploit：公開情報確認できず・ITW：未確認 ✅関連情報・https://nvd.nist.gov/vuln/detail/CVE-2026-20262 ・https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-arbfw-c2rZvQ 🛡CVE-2026-54420 LiteSpeed cPanel Plugin UNIX Symbolic Link (Symlink) Following Vulnerability ==================================== ✅概要・深刻度：重要 8.5 (CVSS Base) / MITRE (CNA) ・種別：UNIX Symbolic Link のフォロー (CWE-61) ・CVSS:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H LiteSpeed cPanel plugin 2.4.8 未満、および LiteSpeed WHM PlugIn 5.3.2.0 未満に同梱される cPanel plugin に存在する脆弱性です。 CloudLinux/CageFS を使用する共有ホスティングサーバー上で、FTP または Web shell アクセスを持つユーザーが提供したシンボリックリンクの処理が不適切です。 ✅ChatGPTによる脆弱性評価・国内影響度：中・悪用難易度：中 ✅CISA 評価・SSVC 悪用の状況：悪用確認済・攻撃自動化：自動化は困難・技術的影響：完全制御 ✅攻撃前提条件・LiteSpeed cPanel plugin 2.4.8 未満、または LiteSpeed WHM PlugIn 5.3.2.0 未満に同梱される cPanel plugin を使用している・共有ホスティングサーバーで CloudLinux/CageFS を使用している・攻撃者が FTP または Web shell アクセスを持っている・攻撃者がシンボリックリンクを配置できる・修正済みバージョンまたは回避策が適用されていない ✅悪用時影響・共有ホスティングサーバー上で root 権限へ昇格される可能性がある・CloudLinux/CageFS による隔離を回避される可能性がある・本来アクセス権のないファイルにアクセスまたは変更される可能性がある・機密性、完全性、可用性に高い影響が生じる ✅悪用事例等に関する公開情報・PoC/Exploit：一部公開（技術情報のみ）・ITW：確認済み（LiteSpeed） LiteSpeed は、脆弱性が積極的に悪用されていると報告。 ✅関連情報・https://nvd.nist.gov/vuln/detail/CVE-2026-54420 ・https://blog.litespeedtech.com/2026/06/01/security-update-for-litespeed-cpanel-plugin-2/ ・https://www.litespeedtech.com/products/litespeed-web-server/control-panel-support/cpanel https://www.cisa.gov/news-events/alerts/2026/06/15/cisa-adds-two-known-exploited-vulnerabilities-catalog #vulnerability
Post summary
CISA added two CVEs to its catalog; CVE‑2026‑54420 is actively exploited with PoC info and patches, while CVE‑2026‑20262 has potential impact but no confirmed exploitation. Both receive vendor advisories and update links.
000714.1K
44.1K followersView on X
Anavem.com@Anavem_94d
Patch
Cisco released emergency patches for CVE-2026-20262, a critical vulnerability in Catalyst SD-WAN Manager exploited by attackers to gain root access. https://www.anavem.com/en/news/cybersecurity/cisco-patches-exploited-cve-2026-20262-root-privilege-bug
Post summary
Cisco has issued emergency patches for CVE‑2026‑20262, a root‑privilege bug in Catalyst SD‑WAN Manager, after reports that attackers are exploiting the vulnerability.
04030239
164 followersView on X
王俊 ضاري@dari99u82d
Active Exploitation
لا تزال بيئات Cisco Catalyst SD-WAN في صدارة الأخبار الأمنية بعد اكتشاف واستغلال عدة ثغرات خلال 2026. أحدثها CVE-2026-20262 التي تؤثر على واجهة الإدارة، بالإضافة إلى الثغرات السابقة التي استغلها المهاجمون للوصول إلى صلاحيات مرتفعة على أنظمة الإدارة. https://www.securityweek.com/cisco-warns-of-7th-sd-wan-zero-day-exploited-in-2026/
Post summary
The article reports that multiple Cisco SD‑WAN vulnerabilities, including CVE‑2026‑20262, were discovered and actively exploited in 2026, allowing attackers to gain elevated privileges via the management interface.
00030153
2.9K followersView on X
Misbar | مسبار@MisbarSec93d
Active Exploitation
📌 إصدار تحديثات أمان من سيسكو لسد ثغرة في مدير SD-WAN المستغل بنشاط تعرض مدير SD-WAN من سيسكو لثغرة أمنية متوسطة الخطورة تم استغلالها بنشاط في البرية، وتم تعقبها كـ CVE-2026-20262، وتحمل درجة CVSS 6.5 من 10.0. تسمح هذه الثغرة لمهاجم عن بعد مفوض بإنشاء ملف أو تعديله. استجابت سيسكو بإصدار تحديثات أمنية. يُنصح بتحديث البرنامج على الفور. 🔗 للمزيد: https://thehackernews.com/2026/06/cisco-releases-security-updates-for.html
Post summary
The Cisco SD-WAN Manager vulnerability CVE-2026-20262 is actively being exploited in the wild, prompting Cisco to release security updates and urging users to update immediately.
000301.5K
363 followersView on X
Qualys@qualys92d
Active Exploitation
CISA has officially issued a warning regarding the active exploitation of a critical Cisco Catalyst SD-WAN Manager vulnerability tracked as CVE-2026-20262. This security flaw enables remote attackers with valid credentials to create or overwrite arbitrary files on the underlying filesystem, potentially leading to unauthorized root privilege escalation. The mandate affects all deployment types, including on-prem and FedRAMP environments, with a strict federal compliance patching deadline set for June 29, 2026. Qualys customers can immediately deploy QID 317858 to identify and audit all vulnerable assets across their network fabric. Read the full threat breakdown and mitigation steps on our blog: https://threatprotect.qualys.com/2026/06/16/cisa-warns-of-active-exploitation-of-cisco-catalyst-sd-wan-manager-vulnerability-cve-2026-20262/ #Cisco #VulnerabilityManagement #CyberSecurity
Post summary
CISA warned of active exploitation of the Cisco Catalyst SD-WAN Manager vulnerability CVE-2026-20262, allowing root privilege escalation via arbitrary file writes, and issued a patch deadline of June 29, 2026.
11000441
34.3K followersView on X
Halil Deniz@denizhalilT93d
Disclosure
🚨 CVE-2026-20262: Cisco SD-WAN Manager flaw allows web shell uploads, leading to orchestrator RCE and complete network fabric compromise. https://denizhalil.com/2026/06/17/cve-2026-20262-cisco-sd-wan-manager-vulnerability/ #CVE202620262 #Cisco #SDWAN #RCE #Cybersecurity https://t.co/4NHAiHjPQX
Post summary
The tweet introduces a new Cisco SD‑WAN Manager vulnerability that permits web shell uploads and remote code execution, but it provides no PoC, exploit code, or patch details.
00020154
32 followersView on X
Lucas@lucasverdan93d
Patch
Most people will see the headline. The real signal is what Cisco patches another SD-WAN zer… CVE-2026-20262 lets authenticated attackers overwrite files in Cisco Catalyst SD-WAN Manager and pivot toward 🔗 Details → https://invaders.ie/resources/blog/vulnerability/cisco-patches-another-sd-wan-zero-day-after-limited-exploitation
Post summary
Cisco has released a patch for CVE-2026-20262, which permits authenticated users to overwrite files in its SD‑WAN Manager, addressing a vulnerability that could have enabled potential pivoting.
0101045
307 followersView on X
GoCocoaAI@GoCocoaAI94d
Active Exploitation
The floor opens up under Cisco SD-WAN Manager — again. CVE-2026-20262, an arbitrary file write via crafted HTTP request to the web UI API, was already under active exploitation before Cisco shipped the fix today. CISA KEV-listed it within hours. Federal agencies have until June 29 to patch. Two weeks. The window has been open longer than that. The CVSS rating is 6.8 (Medium). Technically defensible — the exploit requires valid credentials. Academically reassuring. In practice, initial-access brokers sell Cisco credentials on underground forums, credential stuffing runs continuously against enterprise networking gear, and phishing for single-task accounts is trivially automated. The attack surface is "anyone who can log in at any privilege level." The honor system, apparently. But the CVE is almost secondary to the count. This is the eighth Cisco SD-WAN KEV listing this year. Eight. In six months, on a single product line. That's not a run of bad luck — that's a signal about the underlying codebase. Structural input validation problems don't resolve themselves, and the catalog doesn't lie. It gets sharper. A separate SD-WAN zero-day — CVE-2026-20245, high-severity — was disclosed June 4 with no patch available and fixed June 12. Two SD-WAN zero-days under simultaneous active exploitation, eight days apart. That's not opportunism. That's coordinated targeting of a specific product line by someone who has done their homework. The architectural risk here is the part that keeps network teams up at night. SD-WAN Manager is an orchestration plane. Root on the manager isn't root on a box — it's root on the network. Visibility and potential control over the entire SD-WAN fabric. The blast radius is not bounded by the device. There is no workaround; upgrade or accept active exploitation risk. Remediation is straightforward in theory: upgrade to a fixed release per Cisco's advisory (cisco-sa-sdwan-arbfw-c2rZvQ), rotate any credentials that may have been reused or phished, restrict web UI access to management-only VLANs or jump hosts if you can't patch immediately, and hunt for unexpected files in system directories — the exploit writes to the underlying OS, so forensic indicators should surface there. If you patched before June 12, verify you're on a release that covers both CVE-2026-20245 and CVE-2026-20262. They are distinct vulnerabilities in the same product. Eight KEV entries on one product line in one calendar year is a canary. If you're running Cisco Catalyst SD-WAN, the question worth asking right now isn't just "did we patch" — it's whether your Cisco TAC engagement is proportional to the attack surface you're carrying. CVE-2026-20262 | CVSS 6.8 | KEV-listed 2026-06-15 | Federal deadline 2026-06-29 | Exploitation is not theoretical.
Post summary
CVE-2026-20262 is actively exploited and requires urgent patching, credential management, and network segmentation to mitigate the risk.
10010143
23 followersView on X
Joey Romaine 🇺🇸 |=★=|@Tank23x059d
Active Exploitation
CISA KEV: CVE-2026-20262 KEV: Cisco Catalyst SD-WAN Manager Patch priority should follow exposure, exploitability, and blast radius—not headline volume.
Post summary
CISA has marked CVE-2026-20262 as a known exploited vulnerability affecting Cisco Catalyst SD-WAN Manager, and the text emphasizes prioritizing patching based on risk rather than headline volume.
1000055
339 followersView on X
Lyrie.ai@lyrie_ai69d
Disclosure
CVE-2026-20262: Cisco Catalyst SD-WAN Manager contains a directory or path traversal vulnerability that could allow an authenticated, remote attacker to create a file or overwrite any file on the filesystem of an affected system.
Post summary
The text announces a directory or path traversal vulnerability in Cisco Catalyst SD-WAN Manager that permits authenticated remote attackers to create or overwrite files on the system.
1000076
308 followersView on X
كاسبر سكاي@KasperskyDev89d
Active Exploitation
⚠️ ثغرة مستغلة فعلياً في مدير سيسكو لشبكات SD-WAN تتيح للمهاجم تصعيد صلاحياته إلى root المعرّف : CVE-2026-20262 المنتج المتأثر : Cisco Catalyst SD-WAN Manager الحل : تطبيق التحديث الأمني فوراً #CVE #Cisco #SDWAN #CyberSecurity
Post summary
The post announces that CVE-2026-20262 is actively exploited in Cisco SD-WAN Manager with root escalation, urging immediate patching.
01000189
40.0K followersView on X
Glitch News@glitch4techs91d
Active Exploitation
ثماني ثغرات في عام واحد؟ Cisco SD-WAN تواجه تحدياً أمنياً خطيراً! أحدثها ثغرة CVE-2026-20262 المستغلة بنشاط الآن. 🛡 أطلقت Cisco تحديثات أمنية حاسمة لمعالجة ثغرة خطيرة في Catalyst SD-WAN Manager (CVE-2026-20262)، تحمل تصنيف CVSS 6.5، ويتم استغلالها بنشاط في الهجمات الحقيقية. 🔹 الثغرة تسمح للمهاجمين بكتابة أو استبدال أي ملف على النظام، مما قد يؤدي إلى رفع الامتيازات. 🔸 الاستغلال يتطلب صلاحيات دخول صالحة مع إذن كتابة على الأقل. ⚡ CISA أضافت الثغرة إلى قائمة KEV، وتطالب بتطبيق الإصلاحات الفورية للوكالات الحكومية. 🚀 هذا هو العيب الثامن الذي يتم استغلاله بنشاط في Cisco SD-WAN هذا العام، بعضها مرتبط بجهة UAT-8616. فشل تحديث الأنظمة يعرض البنية التحتية الشبكية الحيوية لمخاطر جسيمة واختراقات محتملة. كيف يمكن للمؤسسات حماية شبكاتها من هذه التهديدات المستمرة؟ شاركونا آراءكم 👇 #Glitch4Techs #CISCO 🔗 اقرأ المقال كاملاً:
Post summary
The post announces that CVE-2026-20262 is being actively exploited in Cisco SD‑WAN, highlights severe file write privileges and potential privilege escalation, and urges immediate patching as Cisco has released critical updates.
1000090
24 followersView on X
Autumn Good@autumn_good_3593d
Active Exploitation
🚨🚨🚨 『In June 2026, the Cisco PSIRT became aware of limited exploitation of this vulnerability.』 CVE-2026-20262 Cisco Catalyst SD-WAN Manager Arbitrary File Write Vulnerability https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-arbfw-c2rZvQ
Post summary
Limited exploitation of the Cisco Catalyst SD‑WAN Manager arbitrary file write vulnerability (CVE‑2026‑20262) has been reported, but no Proof of Concept, exploit code, or patch details are provided in the text.
00010388
6.9K followersView on X

CPE platform detail1 entries

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1 of 1 entries

Part	Vendor	Product	Version	Target SW	Target HW
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Back to dashboard cisco CVEs catalyst_sd-wan_manager vulnerabilities

What researchers are saying

CVE-2026-20262

SOCRadar®[verified]@socradarActive Exploitation

CVE-2026-20262 in Cisco Catalyst SD‑WAN Manager is actively exploited, allowing root via a low‑privilege file write, and users are urged to patch immediately.

yousukezan[verified]@yousukezanActive Exploitation

The post reports that CVE‑2026‑20262 has been actively exploited against Cisco Catalyst SD‑WAN Manager, enabling authenticated attackers to create/overwrite files and potentially elevate privileges; patches are available as the sole mitigation.

FOYA.XBT[verified]@foyaXBTActive Exploitation

CVE‑2026‑20262, affecting Cisco Catalyst SD‑WAN Manager, has been actively exploited to elevate privileges; Cisco has released a patch to mitigate the vulnerability.

piyokango[verified]@piyokangoActive Exploitation

CISA added two CVEs to its catalog; CVE‑2026‑54420 is actively exploited with PoC info and patches, while CVE‑2026‑20262 has potential impact but no confirmed exploitation. Both receive vendor advisories and update links.

Anavem.com[verified]@Anavem_Patch

Cisco has issued emergency patches for CVE‑2026‑20262, a root‑privilege bug in Catalyst SD‑WAN Manager, after reports that attackers are exploiting the vulnerability.

王俊 ضاري[verified]@dari99uActive Exploitation

The article reports that multiple Cisco SD‑WAN vulnerabilities, including CVE‑2026‑20262, were discovered and actively exploited in 2026, allowing attackers to gain elevated privileges via the management interface.

Misbar | مسبار[verified]@MisbarSecActive Exploitation

The Cisco SD-WAN Manager vulnerability CVE-2026-20262 is actively being exploited in the wild, prompting Cisco to release security updates and urging users to update immediately.

GoCocoaAI[verified]@GoCocoaAIActive Exploitation

CVE-2026-20262 is actively exploited and requires urgent patching, credential management, and network segmentation to mitigate the risk.