GHSA-ghmq-xxc8-j8m5MediumCVSS 5.3
99AI through 4.3.0 contains an insecure direct object reference vulnerability that allows...
🔗 CVE IDs covered (1)
📋 Description
99AI through 4.3.0 contains an insecure direct object reference vulnerability that allows unauthenticated attackers to read other users' chat messages because querySingleChat lacks an owner check. Attackers can send a fingerprint header to obtain a visitor JWT and iterate sequential chatId values to retrieve other users' message content and task data.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2026-111707
- https://github.com/vastxie/99AI
- https://github.com/vastxie/99AI/blob/v4.3.0/service/src/common/auth/jwtAuth.guard.ts
- https://github.com/vastxie/99AI/blob/v4.3.0/service/src/modules/chatLog/chatLog.service.ts#L463-L475
- https://hackmd.io/@hieuPenguinnn/99ai-chatlog-unauth-export-and-idor
- https://www.vulncheck.com/advisories/99ai-through-4.3.0-idor-via-api-chatlog-querysinglechat-chat-message-disclosure
- https://github.com/advisories/GHSA-ghmq-xxc8-j8m5