CVE-2026-111363
BISHENG through 3.0.0-beta4 IDOR via /api/v1/knowledge/file_bbox
dataelement bisheng
CVSS
7.1HighExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 16 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.24%Chance of exploitation activity in the next 30 days, higher than 14% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
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.
Text from CVE List
Affected versions 1
- bishengaffected: all versions through 3.0.0-beta4CVE List
References 5
- vulncheck.com/advisories/bisheng-through-3.0.0-beta4-idor-via-api-v1-knowledge-file-bboxAdvisoryvia CVE List
- hackmd.io/@hieuPenguinnn/bisheng-knowledge-file-bbox-cross-user-idorExploitvia CVE List
- github.com/dataelement/bisheng/blob/v3.0.0-beta4/src/backend/bisheng/knowledge/api/endpoints/knowledge.py#L663-L670Referencevia CVE List
- github.com/dataelement/bisheng/blob/v3.0.0-beta4/src/backend/bisheng/knowledge/domain/services/knowledge_service.py#L2523-L2533Referencevia CVE List
- github.com/dataelement/bishengReferencevia CVE List