CVEvulnerability
CVE-2026-111363
7.1 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2026-10-15
- Last modified
- 2026-10-16
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 7.1 HIGH — CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-639
Description
BISHENG through 3.0.0-beta4 contains an insecure direct object reference vulnerability that allows authenticated low-privileged users to read other users' parsed documents by supplying arbitrary file_id values. Attackers can enumerate sequential file ids against GET /api/v1/knowledge/file_bbox to retrieve extracted page text from other users' and tenants' knowledge bases.
Related
Weakness · CWE (1)
- CWE-639 Authorization Bypass Through User-Controlled Key weakness
References
- https://github.com/dataelement/bisheng github.com
- https://github.com/dataelement/bisheng/blob/v3.0.0-beta4/src/backend/bisheng/knowledge/api/endpoints/knowledge.py#L663-L670 github.com
- https://github.com/dataelement/bisheng/blob/v3.0.0-beta4/src/backend/bisheng/knowledge/domain/services/knowledge_service.py#L2523-L2533 github.com
- https://hackmd.io/@hieuPenguinnn/bisheng-knowledge-file-bbox-cross-user-idor hackmd.io
- https://www.vulncheck.com/advisories/bisheng-through-3.0.0-beta4-idor-via-api-v1-knowledge-file-bbox www.vulncheck.com
- https://hackmd.io/@hieuPenguinnn/bisheng-knowledge-file-bbox-cross-user-idor hackmd.io