{"id":"CVE-2026-76653","state":"PUBLISHED","title":"Missing Authentication in VPN Configuration Management in TP-Link TL-MR6400 and Archer MR600","description":"A missing\nauthentication vulnerability in the VPN configuration management has been\nidentified in Archer MR600 (v2, v3 & v5) and TL-MR6400 v8 due to improper access control; a remote unauthenticated attacker\nmay be able to access and modify VPN configuration information without valid\ncredentials.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow a remote unauthenticated attacker to disclose and modify\nVPN configuration information.","publishedAt":"2026-09-10T20:12:43.207Z","updatedAt":"2026-09-10T20:27:18.091Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","source":"TPLink"},"assigner":"TPLink","products":["TP-Link Systems Inc. TL-MR6400 v8","TP-Link Systems Inc. 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