What’s Vulnerable › Vulnerabilities

CVE-2026-30817: Arbitrary File Reading Vulnerability in dnsmasq Module in TP-Link AX53

• Severity: medium (CVSS 5.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-08 · updated 2026-07-25
• Weakness: CWE-15

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

• TP-Link Systems Inc. Archer AX53 v1.0: before 1.7.1 — fixed in 1.7.1

How to fix

Upgrade to a fixed version: TP-Link Systems Inc. Archer AX53 v1.0 1.7.1. Check the vendor advisory for mitigations.

References

• https://talosintelligence.com/vulnerability_reports/
• https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware
• https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware
• https://www.tp-link.com/us/support/faq/5055/
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2305

Get alerted when CVE-2026-30817 or the next vulnerability affects your stack