CVE-2026-58596Disclosure(microsoft / edge_chromium)

LOWCVSS 8.3 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

microsoft CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58596

Weakness type (CWE)

CWE-822

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

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

edge_chromium

Threat summary

5 mentions across 2 observed days
Momentum state: stable

What's happening

Technical details provided in 4 signals
Disclosure: 3 classified signals
General: 2 classified signals
Peaked 1d ago at 3 mentions (2026-07-12); latest day: 2
5 total mentions across 2 days

Affected systems

Vendors

microsoft

Products

edge_chromium

Deep dive

Activity timeline5 mentions / 2d

Signal classification2 categories

Disclosure

360.0%

General

240.0%

Referenced assets4 URLs

By indicator

Classification over time

Date	Total	Labels

2026-07-12	3	Disclosure2General1
2026-07-14	2	Disclosure1General1

Full discourse5 posts

kawn@kawn202090d
Disclosure
#microsoftupdate #securityupdate #Edge 2026. 7.11 Microsoft Edge (Chromium ベース) の特権の昇格の脆弱性 CVE-2026-58596 Security Vulnerability リリース日: - マイクロソフト https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58596
Post summary
The content announces a Microsoft Edge privilege‑escalation vulnerability (CVE‑2026‑58596) and provides a link to the Microsoft Security Response Center, but does not include proof‑of‑concepts, exploits, or specific patch information.
10100161
90 followersView on X
kawn@kawn202090d
General
#microsoftupdate #securityupdate #Edge CVE-2026-58596 影響: 特権の昇格最大深刻度: 重要 CVSS:3.1 8.3 / 7.2 悪用可能性・一般に公開: No ・悪用: No ・Exploitability assessment: 悪用される可能性が高い「2 回連続してタップさせるよう仕向ける必要があります」 https://x.com/kawn2020/status/2076935560908951667
Post summary
The tweet announces CVE‑2026‑58596 as a privilege‑escalation flaw with high CVSS scores, but provides no PoC, exploit code, active exploitation evidence, or patch information.
0000084
90 followersView on X
MalwareObserver@MalwareObserver91d
General
🐛 VULNERABILITIES CVE Notify: 🚨 [CVE-2026-58596](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58596) Untrusted ... https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58596 #Vulnerability #CVE #ZeroDay
Post summary
The tweet merely alerts to CVE-2026-58596 and links to Microsoft’s MSRC page, providing no additional context, PoC, exploit, or patch information.
0000047
10 followersView on X
Infoflowcloud@infoflowcloud91d
Disclosure
🚨*CVE* CVE-2026-58596 Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network. https://www.cve.org/CVERecord?id=CVE-2026-58596 ----- Traducción: CVE-2026-58596 Desreferencia de puntero no confiable… http://infoflow.cloud`
Post summary
The text announces CVE‑2026‑58596, describing an untrusted pointer dereference in Microsoft Edge that could lead to privilege escalation over a network, and links to the CVE record.
0000043
92 followersView on X
CVE@CVEnew91d
Disclosure
CVE-2026-58596 Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network. https://www.cve.org/CVERecord?id=CVE-2026-58596
Post summary
The post announces CVE-2026-58596, a pointer dereference vulnerability in Microsoft Edge that permits privilege escalation via a network-based attacker, without evidence of exploit code or active exploitation.
00000916
57.8K followersView on X

CPE platform detail1 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

1 of 1 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	microsoft	edge_chromium	-	-	-

Explore more

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What researchers are saying

CVE-2026-58596

MalwareObserver[verified]@MalwareObserverGeneral

The tweet merely alerts to CVE-2026-58596 and links to Microsoft’s MSRC page, providing no additional context, PoC, exploit, or patch information.

kawn@kawn2020Disclosure

The content announces a Microsoft Edge privilege‑escalation vulnerability (CVE‑2026‑58596) and provides a link to the Microsoft Security Response Center, but does not include proof‑of‑concepts, exploits, or specific patch information.

kawn@kawn2020General

The tweet announces CVE‑2026‑58596 as a privilege‑escalation flaw with high CVSS scores, but provides no PoC, exploit code, active exploitation evidence, or patch information.

Infoflowcloud@infoflowcloudDisclosure

The text announces CVE‑2026‑58596, describing an untrusted pointer dereference in Microsoft Edge that could lead to privilege escalation over a network, and links to the CVE record.

CVE@CVEnewDisclosure

The post announces CVE-2026-58596, a pointer dereference vulnerability in Microsoft Edge that permits privilege escalation via a network-based attacker, without evidence of exploit code or active exploitation.