langchain4j-aideepin through 3.32.0 contains an insecure direct object reference vulnerability in CharacterMessageController that allows authenticated users to access other users' message references due to missing owner checks. Attackers can supply another user's message uuid to the knowledge-embedding-ref, memory-embedding-ref, or graph-ref endpoints to retrieve knowledge-base chunks, long-term memory text, and knowledge-graph data.
History

Fri, 13 Nov 2026 15:30:00 +0000


Tue, 10 Nov 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Moyangzhan
Moyangzhan langchain4j-aideepin
Vendors & Products Moyangzhan
Moyangzhan langchain4j-aideepin

Mon, 09 Nov 2026 23:45:00 +0000

Type Values Removed Values Added
Description langchain4j-aideepin through 3.32.0 contains an insecure direct object reference vulnerability in CharacterMessageController that allows authenticated users to access other users' message references due to missing owner checks. Attackers can supply another user's message uuid to the knowledge-embedding-ref, memory-embedding-ref, or graph-ref endpoints to retrieve knowledge-base chunks, long-term memory text, and knowledge-graph data.
Title langchain4j-aideepin through 3.32.0 IDOR via /character/message reference endpoints
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-11-09T23:27:53.127Z

Updated: 2026-11-13T14:21:03.426Z

Reserved: 2026-11-09T22:03:09.881Z

Link: CVE-2026-125386

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-10T00:17:11.993

Modified: 2026-11-13T15:17:38.680

Link: CVE-2026-125386

cve-icon Redhat

No data.