{"cve":"CVE-2026-30818","nvd":{"published":"2026-04-08T19:25:20.770","modified":"2026-07-25T11:10:00.100","status":"Modified","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.\n\nThis issue affects AX53 v1.0: before 1.7.1 Build 20260213.","cvss_v4":{"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L","score":8.5},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.0},"cwes":["CWE-78"],"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-2025-2306"],"products":["tp-link:archer_ax53_firmware"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-30818","score":0.01232,"percentile":0.6899,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}