High severity8.0NVD Advisory· Published Apr 8, 2026· Updated Jul 25, 2026
CVE-2026-30818
CVE-2026-30818
Description
An OS command injection vulnerability in the dnsmasq module of TP-Link Archer AX53 v1.0 allows an authenticated adjacent attacker to execute arbitrary code when a specially crafted configuration file is processed due to insufficient input validation. Successful exploitation may allow the attacker to modify device configuration, access sensitive information, or further compromise system integrity.
This issue affects AX53 v1.0: before 1.7.1 Build 20260213.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <1.7.1 Build 20260213
Patches
Vulnerability mechanics
References
5- talosintelligence.com/vulnerability_reports/nvdThird Party Advisory
- www.tp-link.com/us/support/faq/5055/nvdVendor Advisory
- www.tp-link.com/en/support/download/archer-ax53/v1/nvdProduct
- www.tp-link.com/my/support/download/archer-ax53/v1/nvdProduct
- www.talosintelligence.com/vulnerability_reports/TALOS-2025-2306nvd
News mentions
1- TP-Link, Photoshop, OpenVPN, Norton VPN vulnerabilitiesCisco Talos Intelligence · May 19, 2026