High severity7.5NVD Advisory· Published Oct 16, 2026· Updated Oct 16, 2026
CVE-2026-111702
CVE-2026-111702
Description
ChatOllama through commit 96c3ce5 contains an insecure direct object reference vulnerability that allows remote attackers to access other users' private knowledge bases by supplying sequential ids. Attackers can enumerate ids via GET /api/knowledgebases/{id} or the knowledgebaseId parameter of POST /api/models/chat to read metadata and retrieved document content.
Affected products
1- Range: <=commit 96c3ce5
Patches
Vulnerability mechanics
References
4- github.com/sugarforever/chat-ollama/blob/6f4245a96b58ce8833a8c51d90d923b0e9814784/server/api/knowledgebases/%5Bid%5D.get.tsnvd
- github.com/sugarforever/chat-ollama/blob/6f4245a96b58ce8833a8c51d90d923b0e9814784/server/api/models/chat/index.post.tsnvd
- hackmd.io/@hieuPenguinnn/chat-ollama-knowledge-base-cross-user-idornvd
- www.vulncheck.com/advisories/chatollama-through-commit-96c3ce5-idor-exposes-private-knowledge-basesnvd
News mentions
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