CVE-2025-40634

CRITICAL

TP-Link Archer AX50 <1.0.15 - Buffer Overflow

Title source: llm

Description

Stack-based buffer overflow vulnerability in the 'conn-indicator' binary running as root on the TP-Link Archer AX50 router, in firmware versions prior to 1.0.15 build 241203 rel61480. This vulnerability allows an attacker to execute arbitrary code on the device over LAN and WAN networks.

Exploits (2)

nomisec WORKING POC 30 stars
by hacefresko · poc
https://github.com/hacefresko/CVE-2025-40634
github WORKING POC 5 stars
by hacefresko · pythonpoc
https://github.com/hacefresko/CVEs/tree/main/CVE-2025-40634

Scores

CVSS v4 9.2
EPSS 0.0015
EPSS Percentile 36.0%
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Details

CWE
CWE-121
Status published
Products (1)
TP-Link/Link Archer AX50 < 1.0.15 build 241203 rel61480
Published May 20, 2025
Tracked Since Feb 18, 2026