{"items":[{"id":"NVI-00016121","kind":"vulnerability","title":"Open WebUI: Forged model meta.knowledge allows cross-user file read and deletion","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-vjqm-6gcc-62cr","CVE-2026-54012"],"plain_summary":"GitHub lists this reviewed advisory for open-webui. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-12787cf8aa959816d2b64230ff977fcf"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-20T21:04:48.000Z","value":"7.1 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-27fa3ce48cbc7a918155b9a6bac33314"},{"kind":"CVSS","as_of":"2026-06-25T13:26:51.623Z","value":"7.1 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-12787cf8aa959816d2b64230ff977fcf"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-27fa3ce48cbc7a918155b9a6bac33314","url":"https://github.com/advisories/GHSA-vjqm-6gcc-62cr","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vjqm-6gcc-62cr","publisher":"GitHub Advisory Database","observed_at":"2026-11-04T02:47:44.783Z"},{"id":"sr-12787cf8aa959816d2b64230ff977fcf","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54012","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-54012","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-08T01:48:12.360Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-27fa3ce48cbc7a918155b9a6bac33314"],"technology":"open-webui","known_exclusions":[],"conditions_summary":"## Summary\n\nOpen WebUI lets a user who can create, update, or import workspace models store arbitrary `meta.knowledge` entries on their model without checking whether they own or can read the referenced files. Open WebUI then treats `meta.knowledge` entries of type `file` as an authorization source in two places: the built-in `view_file` tool reads the file's extracted text, and `has_access_to_file()`'s model branch authorizes the file content and file delete endpoints. A malicious model owner can therefore attach another user's file ID to their model metadata and read or delete that private file.\n\n## Impact\n\nSecurity boundary crossed: file confidentiality and integrity.\n\nAn authenticated attacker needs the `workspace.models` or `workspace.models_import` permission (or write access to an existing model) and a victim file ID. With those, for a file they do not own and cannot otherwise read, the attacker can:\n\n- read the file's extracted text (up to `100000` characters per `view_file` call from `file.data.content`),\n- read the file's content via `GET /api/v1/files/{id}/content`, and\n- delete the file via `DELETE /api/v1/files/{id}`.\n\n## Root Cause\n\n`ModelMeta` allows extra metadata f","public_affected_ranges":["<= 0.9.5"]}],"null_published_at":"2026-11-08T19:53:44.026Z","source_updated_at":"2026-07-20T21:04:48.000Z","source_disclosed_at":"2026-06-17T14:15:33.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-04T02:47:44.783Z"},{"id":"NVI-00016121","kind":"vulnerability","title":"Open WebUI: Forged model meta.knowledge allows cross-user file read and deletion","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vjqm-6gcc-62cr","CVE-2026-54012"],"plain_summary":"GitHub lists this reviewed advisory for open-webui. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-27fa3ce48cbc7a918155b9a6bac33314"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-20T21:04:48.000Z","value":"7.1 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-27fa3ce48cbc7a918155b9a6bac33314"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-27fa3ce48cbc7a918155b9a6bac33314","url":"https://github.com/advisories/GHSA-vjqm-6gcc-62cr","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vjqm-6gcc-62cr","publisher":"GitHub Advisory Database","observed_at":"2026-11-04T02:47:44.783Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-27fa3ce48cbc7a918155b9a6bac33314"],"technology":"open-webui","known_exclusions":[],"conditions_summary":"## Summary\n\nOpen WebUI lets a user who can create, update, or import workspace models store arbitrary `meta.knowledge` entries on their model without checking whether they own or can read the referenced files. Open WebUI then treats `meta.knowledge` entries of type `file` as an authorization source in two places: the built-in `view_file` tool reads the file's extracted text, and `has_access_to_file()`'s model branch authorizes the file content and file delete endpoints. A malicious model owner can therefore attach another user's file ID to their model metadata and read or delete that private file.\n\n## Impact\n\nSecurity boundary crossed: file confidentiality and integrity.\n\nAn authenticated attacker needs the `workspace.models` or `workspace.models_import` permission (or write access to an existing model) and a victim file ID. With those, for a file they do not own and cannot otherwise read, the attacker can:\n\n- read the file's extracted text (up to `100000` characters per `view_file` call from `file.data.content`),\n- read the file's content via `GET /api/v1/files/{id}/content`, and\n- delete the file via `DELETE /api/v1/files/{id}`.\n\n## Root Cause\n\n`ModelMeta` allows extra metadata f","public_affected_ranges":["<= 0.9.5"]}],"null_published_at":"2026-11-04T10:04:27.895Z","source_updated_at":"2026-07-20T21:04:48.000Z","source_disclosed_at":"2026-06-17T14:15:33.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-04T02:47:44.783Z"}],"next_cursor":null,"snapshot_revision":"42594"}