CVE-2026-30814

HIGH

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.

CVSS v3.1 Score

8.0
HIGH
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 4/8/2026Modified: 5/7/2026

Related Intelligence (0)

No articles currently reference this CVE.

References (5)

https://talosintelligence.com/vulnerability_reports/Third Party Advisoryhttps://www.tp-link.com/en/support/download/archer-ax53/v1/#FirmwareProducthttps://www.tp-link.com/my/support/download/archer-ax53/v1/#FirmwareProducthttps://www.tp-link.com/us/support/faq/5055/Vendor Advisoryhttps://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2302