CVE-2026-119664
Tamery (Conar) 0.26.1 before 0.99.0 Authorization Bypass via chatsMessages.update
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 30, 2026
- Updated
- Oct 30, 2026
- Reserved
- Oct 30, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N | VulnCheck |
Weaknesses
- CWE-639 Authorization Bypass Through User-Controlled Key
Affected Products
| Product | Versions |
|---|---|
tamerywannabespace |
|
References
- https://github.com/wannabespace/tamery/issues/601issue-tracking
- https://github.com/wannabespace/tamery/commit/76e75a9569f31405751a63048bae076f500c1c2cpatch
- https://github.com/wannabespace/tamery/blob/v0.32.0/apps/api/orpc/routers/chats-messages/update.ts#L9-L36technical-description
- https://hackmd.io/@hieuPenguinnn/conar-broken-ownership-cross-user-writethird-party-advisory
- https://github.com/wannabespace/tameryproduct
- VulnCheck Advisory: Tamery (Conar) 0.26.1 before 0.99.0 Authorization Bypass via chatsMessages.updatethird-party-advisory
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