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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-12935 Detail

Description

The TL-WR940N v6 router contains a vulnerability in its RTSP connection tracking module that can lead to a stack-based buffer overflow. The issue occurs when a LAN client initiates a connection to a malicious RTSP server controlled by an attacker. A specially crafted RTSP message may trigger improper memory handling within the kernel module Successful exploitation of this vulnerability may result in a denial-of-service (DoS) condition or allow remote code execution (RCE), potentially leading to full compromise of the device. This vulnerability can be exploited by an unauthenticated attacker under the device's default configuration.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  TPLink
CVSS-B 8.7 HIGH
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://www.tp-link.com/en/support/download/tl-wr940n/v6/#Firmware TPLink
https://www.tp-link.com/jp/support/download/tl-wr940n/v6/#Firmware TPLink
https://www.tp-link.com/us/support/download/tl-wr940n/v6/#Firmware TPLink
https://www.tp-link.com/us/support/faq/5213/ TPLink

Weakness Enumeration

CWE-ID CWE Name Source
CWE-121 Stack-based Buffer Overflow TPLink  

Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-12935
NVD Published Date:
07/29/2026
NVD Last Modified:
07/29/2026
Source:
TPLink