CVE-2025-11676

HIGH

TP-Link TL-WR940N V6 <= Build 220801 - Unauthenticated Denial of Service via UPnP Input Validation

Title source: llm
STIX 2.1

Description

Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unauthenticated adjacent attackers to perform DoS attack. This issue affects TL-WR940N V6 <= Build 220801.

References (3)

Core 3

Scores

CVSS v4 7.1
EPSS 0.0018
EPSS Percentile 7.9%
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (1)
TP-Link System Inc./TL-WR940N V6 < Build 220801
Published Nov 20, 2025
Tracked Since Feb 18, 2026