Critical severity9.8NVD Advisory· Published Oct 30, 2026
CVE-2026-119660
CVE-2026-119660
Description
MuseBot before 2.0.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge admin sessions by using the hard-coded default session_key 'muse_bot_session_key'. Attackers can sign a MuseBot-session cookie carrying a user_id to gain full administrative access, reading password hashes, chat records, and bot configuration, and stopping bots.
Patches
Vulnerability mechanics
References
7- github.com/yincongcyincong/MuseBot/blob/v1.0.42/admin/conf/conf.gonvd
- github.com/yincongcyincong/MuseBot/blob/v1.0.42/admin/controller/login.gonvd
- github.com/yincongcyincong/MuseBot/commit/139f6158b50283b983d76976f593a3a09a064681nvd
- github.com/yincongcyincong/MuseBot/commit/3e64518948fe7037058f07ef987d35216c3f0caenvd
- github.com/yincongcyincong/MuseBot/issues/61nvd
- hackmd.io/@hieuPenguinnn/musebot-admin-default-session-key-auth-bypassnvd
- www.vulncheck.com/advisories/musebot-before-2.0.0-authentication-bypass-via-hard-coded-session-keynvd
News mentions
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