CVE-2026-24111Disclosure(tenda / w20e)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 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

An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value of `userInfo`. When `userInfo` is passed into the `addAuthUser` function and processed by `sscanf` without size validation, it could lead to buffer overflow.

tenda CVEs Back to dashboard

0.0/ 10 priority

Sources & remediation

Exploit / PoC references

Other references

https://www.tenda.com.cn/material/show/2707

Weakness type (CWE)

CWE-120

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

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

w20e
w20e_firmware

Threat summary

6 mentions across 4 observed days
Momentum state: stable

What's happening

Technical details provided in 6 signals
Disclosure: 6 classified signals
Peaked 3d ago at 3 mentions (2026-03-02); latest day: 1
6 total mentions across 4 days

Affected systems

Vendors

tenda

Products

w20ew20e_firmware

2 versions affected across 2 products

Deep dive

Activity timeline6 mentions / 4d

Signal classification1 categories

Disclosure

6100.0%

Referenced assets4 URLs

By indicator

Classification over time

Date	Total	Labels

2026-03-02	3	Disclosure3
2026-03-05	1	Disclosure1
2026-03-06	1	Disclosure1
2026-03-07	1	Disclosure1

Full discourse6 posts

CRAC Learning - Tech@cracbot216d
Disclosure
CVE-2026-24111 (CVSS:9.8, CRITICAL) is Modified. An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value..https://nvd.nist.gov/vuln/detail/CVE-2026-24111 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
A critical CVE (CVE‑2026‑24111) is disclosed with version and CVSS details for a Tenda router, but no exploit, PoC, or patch information is provided.
0000043
173 followersView on X
CRAC Learning - Tech@cracbot217d
Disclosure
CVE-2026-24111 (CVSS:9.8, CRITICAL) is Modified. An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value..https://nvd.nist.gov/vuln/detail/CVE-2026-24111 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
The tweet announces CVE‑2026‑24111, a critical flaw in Tenda W20E routers with CVSS 9.8, and links to NVD for details. It does not provide PoC, exploit code, active exploitation evidence, patches, or a false‑positive claim.
0000036
173 followersView on X
CRAC Learning - Tech@cracbot218d
Disclosure
CVE-2026-24111 (CVSS:9.8, CRITICAL) is Analyzed. An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value..https://nvd.nist.gov/vuln/detail/CVE-2026-24111 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
Post summary
The post announces CVE-2026-24111, a critical vulnerability in Tenda W20E with a CVSS score of 9.8, but provides no PoC, exploit, or patch details.
0000035
173 followersView on X
Vulmon Vulnerability Feed@VulmonFeeds220d
Disclosure
CVE-2026-24111 Buffer Overflow in Tenda W20E Router Firmware via Improper Input Validation https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-24111
Post summary
A new buffer overflow vulnerability (CVE-2026-24111) has been disclosed in Tenda W20E router firmware, triggered by improper input validation.
0000060
4.0K followersView on X
Infoflowcloud@infoflowcloud221d
Disclosure
🚨*CVE* CVE-2026-24111 An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value of `userInfo`. When `userInfo` is passed into… https://www.cve.org/CVERecord?id=CVE-2026-24111 ----- Traducción: CVE-2026-24111 Se … http://infoflow.cloud`
Post summary
The post announces CVE‑2026‑24111, noting that attackers can exploit it by manipulating the `userInfo` parameter, but it does not provide a PoC, exploit code, or patch information.
0000029
55 followersView on X
CVE@CVEnew221d
Disclosure
CVE-2026-24111 An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value of `userInfo`. When `userInfo` is passed into… https://www.cve.org/CVERecord?id=CVE-2026-24111
Post summary
A vulnerability in Tenda W20E firmware (CVE‑2026‑24111) allows attackers to exploit the device by manipulating the `userInfo` parameter. No PoC, exploit code, or patch information is provided.
00000184
56.6K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
HW	tenda	w20e	4.0	-	-
OS	tenda	w20e_firmware	15.11.0.6	-	-

Explore more

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What researchers are saying

CVE-2026-24111

CRAC Learning - Tech@cracbotDisclosure

A critical CVE (CVE‑2026‑24111) is disclosed with version and CVSS details for a Tenda router, but no exploit, PoC, or patch information is provided.

CRAC Learning - Tech@cracbotDisclosure

The tweet announces CVE‑2026‑24111, a critical flaw in Tenda W20E routers with CVSS 9.8, and links to NVD for details. It does not provide PoC, exploit code, active exploitation evidence, patches, or a false‑positive claim.

CRAC Learning - Tech@cracbotDisclosure

The post announces CVE-2026-24111, a critical vulnerability in Tenda W20E with a CVSS score of 9.8, but provides no PoC, exploit, or patch details.

Vulmon Vulnerability Feed@VulmonFeedsDisclosure

A new buffer overflow vulnerability (CVE-2026-24111) has been disclosed in Tenda W20E router firmware, triggered by improper input validation.

Infoflowcloud@infoflowcloudDisclosure

The post announces CVE‑2026‑24111, noting that attackers can exploit it by manipulating the `userInfo` parameter, but it does not provide a PoC, exploit code, or patch information.

CVE@CVEnewDisclosure

A vulnerability in Tenda W20E firmware (CVE‑2026‑24111) allows attackers to exploit the device by manipulating the `userInfo` parameter. No PoC, exploit code, or patch information is provided.