CVE-2026-111716 | BDVDB-2026-390645 Detail
nduckminkarkon
Description#
Arkon through 0.9.2 contains a broken access control vulnerability that allows authenticated employees to read and modify other departments' sources because by-id routes in app/routers/sources.py skip can_access_document. Attackers can call the plan, progress, PATCH, retry and approve-extraction routes with foreign source IDs to disclose derived wiki titles and summaries and alter ingestion state.
Impact#
Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact none. Attack vector: network.
Weaknesses#
- CWE-639 Authorization Bypass Through User-Controlled Key
References#
- https://hackmd.io/@hieuPenguinnn/arkon-wiki-graph-cross-department-idor
- https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/sources.py#L644-L673
- https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/sources.py#L295-L312
- https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/sources.py#L257-L275
- https://www.vulncheck.com/advisories/arkon-through-0.9.2-broken-access-control-via-sources-by-id-routes
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.