{"id":"CVE-2025-11676","aliases":["EUVD-2025-198282","GHSA-ppr2-rx8w-xw63"],"status":"published","title":"UPnP DOS in TL-WR940N V6","description":"Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unauthenticated adjacent attackers to perform DoS attack. This issue affects TL-WR940N V6 \u003c= Build 220801.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00208,"percentile":0.11037,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2025-11-20T08:09:46Z","modified":"2026-10-18T20:10:00Z","products":[{"vendor":"tp-link system inc.","product":"tl-wr940n v6"}],"references":[{"url":"https://www.tp-link.com/us/support/download/tl-wr940n/v6/#Firmware"},{"url":"https://www.tp-link.com/en/support/download/tl-wr940n/v6/#Firmware"},{"url":"https://www.tp-link.com/en/support/faq/4755/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11676"},{"url":"https://www.tp-link.com/en/support/faq/4755"},{"url":"https://github.com/advisories/GHSA-ppr2-rx8w-xw63"}],"sources":{"cve":[{"id":"CVE-2025-11676","title":"UPnP DOS in TL-WR940N V6","description":"Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unauthenticated adjacent attackers to perform DoS attack. This issue affects TL-WR940N V6 \u003c= Build 220801.","status":"published","published":"2025-11-20T08:09:46.853Z","modified":"2025-11-20T15:28:29.556Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:32:50.872559Z"}],"euvd":[{"id":"EUVD-2025-198282","description":"Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unauthenticated adjacent attackers to perform DoS attack. This issue affects TL-WR940N V6 \u003c= Build 220801.","status":"published","published":"2025-11-20T08:09:46Z","modified":"2025-11-20T15:28:29Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:49:14.564249Z"}],"ghsa":[{"id":"GHSA-ppr2-rx8w-xw63","title":"Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which...","description":"Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unauthenticated adjacent attackers to perform DoS attack. This issue affects TL-WR940N V6 \u003c= Build 220801.","status":"published","published":"2025-11-20T15:30:22Z","modified":"2025-11-20T15:30:22Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:04:53.631555Z"}],"nvd":[{"id":"CVE-2025-11676","description":"Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unauthenticated adjacent attackers to perform DoS attack. This issue affects TL-WR940N V6 \u003c= Build 220801.","status":"published","published":"2025-11-20T15:17:22.747Z","modified":"2026-10-18T20:10:00.11Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:11:46.009629Z"}]}}