CVE-2026-5511 MEDIUM

CVE-2026-5511: Information Disclosure via Diagnostic Interface Due to Improper Input Validation on TP-Link's Archer AX72

Vendor Tp-Link Systems Inc.
Product Archer AX72 (SG) v1.0
Weakness CWE-209 · Error message info leak
Published May 19, 2026
Last update May 19, 2026

CVSS base score

4.6/10
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

In the web management interface of Archer AX72 (SG) v1, the network diagnostic feature improperly handles invalid user input, resulting in limited exposure of diagnostic command usage information.  An authenticated attacker with administrative privileges could exploit this issue to confirm the presence of the diagnostic utility and view its valid command-line syntax and options.  The exposed information is limited in scope and does not include sensitive system data.

Key dates

02Disclosure timeline

May 19, 2026 CVE published
May 19, 2026 Record updated