medium · CVSS v3 5.3 · CVSS v4 6

CVE-2026-125386

langchain4j-aideepin through 3.32.0 contains an insecure direct object reference vulnerability in CharacterMessageContro…

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.

Scores

Severity
medium
CVSS v2
4.9
CVSS v3
5.3
CVSS v4
6
EPSS
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