Vulnerability in AX53 (CVE-2026-30816)
Summary
Vulnerability in AX53 (CVE-2026-30816). Confidential information can be exposed externally.
Original description
The description as published by the source.
An external control of configuration vulnerability in the OpenVPN module of TP-Link AX53 v1.0 allows an authenticated adjacent attacker to read arbitrary file 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.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-30816 has been found in AX53.
Confidential information can be exposed externally. CVSS score: 5.7/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "AX53 CVE-2026-30816" on the vendor's site.
CVE-2026-30816 (AX53) — CWE-15 / CVSS v3 5.7
Attack vector: adjacent-network / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-15) exists in AX53.
Check the vendor advisory for the affected versions of AX53.
Severity: Medium (CVSS 5.7/10). Confidential information can be exposed externally.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'AX53' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'AX53' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で
AX53を grep し、稼働しているサービス・バージョンを把握する。 -
2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- advisory talosintelligence.com
- patch tp-link.com
- web tp-link.com
- web tp-link.com
- web talosintelligence.com