CVE-2026-18167: CWE-121 Stack-based buffer overflow in TP-Link Systems Inc. Archer AX55 v4
A stack-based buffer overflow vulnerability exists in the EasyMesh module of TP-Link Archer AX55 v4. When Mesh mode is enabled, a LAN attacker may submit crafted input that causes the easymesh daemon to crash and may potentially achieve remote code execution on the device. Successful exploitation may cause the EasyMesh daemon to crash and may potentially allow remote code execution when Mesh mode is enabled. This may result in high impact to the confidentiality, integrity, and availability of the affected device.
CVE-2026-18167: CWE-121 Stack-based buffer overflow in TP-Link Systems Inc. Archer AX55 v4
Description
A stack-based buffer overflow vulnerability exists in the EasyMesh module of TP-Link Archer AX55 v4. When Mesh mode is enabled, a LAN attacker may submit crafted input that causes the easymesh daemon to crash and may potentially achieve remote code execution on the device. Successful exploitation may cause the EasyMesh daemon to crash and may potentially allow remote code execution when Mesh mode is enabled. This may result in high impact to the confidentiality, integrity, and availability of the affected device.
CVSS v4.0
Score 7.7high
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- TPLink
- Date Reserved
- 2026-07-28T20:48:04.039Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a99f6b5acd9273b49907d9d
Added to database: 09/03/2026, 22:37:41 UTC
Last updated: 09/04/2026, 03:14:13 UTC
Views: 9
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