Vulnerability · Published Apr 8, 2026 · Assigned by TPLink
CVE-2026-30817Arbitrary File Reading Vulnerability in dnsmasq Module in TP-Link AX53
Medium 6.8
In plain English
A medium-severity security flaw in AX53 v1.0 from TP-Link Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Official description
An external configuration control vulnerability in the OpenVPN module of TP-Link AX53 v1.0 allows an authenticated adjacent attacker to read arbitrary files when a malicious configuration file is processed. Successful exploitation may allow unauthorized access to arbitrary files on the device, potentially exposing sensitive information.This issue affects AX53 v1.0: before 1.7.1 Build 20260213.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| TP-Link Systems Inc. | AX53 v1.0 | 0 – before 1.7.1 Build 20260213 |
Weakness: CWE-15 · Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
References
- https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware patch
- https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware patch
- https://talosintelligence.com/vulnerability_reports/ third-party-advisory
- https://www.tp-link.com/us/support/faq/5055/ vendor-advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2305