Vulnerability Description
Tamery (formerly Conar) 0.26.1 before 0.99.0 contains an authorization bypass vulnerability in the cloud sync API chatsMessages.update handler, which leaves the client-supplied chatId writable. Authenticated Pro subscribers who know another user's chat ID can move messages with arbitrary parts and metadata into the victim's AI chat history.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/wannabespace/tamery
- https://github.com/wannabespace/tamery/blob/v0.32.0/apps/api/orpc/routers/chats-
- https://github.com/wannabespace/tamery/commit/76e75a9569f31405751a63048bae076f50
- https://github.com/wannabespace/tamery/issues/601
- https://hackmd.io/@hieuPenguinnn/conar-broken-ownership-cross-user-write
- https://www.vulncheck.com/advisories/tamery-conar-0.26.1-before-0.99.0-authoriza
FAQ
What is CVE-2026-119664?
CVE-2026-119664 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Tamery (formerly Conar) 0.26.1 before 0.99.0 contains an authorization bypass vulnerability in the cloud sync API chatsMessages.update handler, which leaves the client-supplied chatId writable. Authen...
How severe is CVE-2026-119664?
CVE-2026-119664 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119664?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.