TP-Link Archer AX53 tmpServer Stack Buffer Overflow (v1.0)
CVE-2026-30814 Published on April 8, 2026
Buffer Overflow Vulnerability in TP-Link AX53
A stack-based buffer overflow in the tmpServer module of TP-Link Archer AX53 v1.0 allows an authenticated adjacent attacker to trigger a segmentation fault and potentially execute arbitrary code via a specially crafted configuration file. Successful exploitation may cause a crash and could allow arbitrary code execution, enabling modification of device state, exposure of sensitive data, or further compromise of device integrity.
This issue affects AX53 v1.0: before 1.7.1 Build 20260213.
Weakness Type
What is a Stack Overflow Vulnerability?
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CVE-2026-30814 has been classified to as a Stack Overflow vulnerability or weakness.
Affected Versions
TP-Link Systems Inc. AX53 v1.0:- Before 1.7.1 Build 20260213 is affected.