CVE-2023-51091

Name: CVE-2023-51091
Creator: NVD / NIST
Published: 2023-12-26T18:15:08.127+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 8.46%

Last modified Jun 17, 2026

CVE-2023-51091 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function R7WebsSecurityHandler.. EPSS estimates a 8.46% chance of exploitation in the next 30 days.

Description

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function R7WebsSecurityHandler.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

8.46%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Tenda	M3 Firmware	1.0.0.12\(4856\)

References

https://github.com/GD008/TENDA/blob/main/M3/cookie/M3_cookie.mdExploit, Third Party Advisory
https://github.com/GD008/TENDA/blob/main/M3/cookie/M3_cookie.mdExploit, Third Party Advisory

Timeline

Published: Dec 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-51091?

Tenda M3 V1.0.0.12(4856) was discovered to contain a stack overflow via the function R7WebsSecurityHandler.

How severe is CVE-2023-51091?

CVE-2023-51091 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 8.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-51091?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-51091?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST