GHSA-R472-MW7M-967F Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints

Cross-User File Access via Unchecked fileid in Folder Knowledge and Knowledge-Base Attach Endpoints Summary Multiple endpoints accept a user-supplied fileid and attach the referenced file to a resource the caller controls folder knowledge, knowledge-base contents without verifying that the caller...

PT-2026-41197

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.5 Description Multiple endpoints accept a user-supplied file id and attach the referenced file to a resource controlled by the caller, such as folder knowledge or knowledge-base contents, without verifying if t...