CVE-2026-111716
CVE-2026-111716 · Arkon through 0.9.2 Broken Access Control via Sources By-ID Routes
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 5.3 · Medium · EPSS 0.2%
- Published
- Updated
Affected products and versions
arkon
- Versions
- ≥ 0, ≤ 0.9.2: Affected (custom)
No fix published
Original sources
- 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
- https://nvd.nist.gov/vuln/detail/CVE-2026-111716