CVE-2026-121938
langchain4j-aideepin before 3.31.0 contains an insecure direct object reference vulnerability that allows authenticated users to read other users' character-chat conversations by supplying their character uuid. Attackers can request GET /character/{uuid}, which CharacterService.detail resolves without an ownership check, to obtain victims' questions, AI answers, and attachment and audio URLs.
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The sources do not list affected products or versions for this vulnerability yet.
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Published
First publication at the source
Last modified
Latest change at the source
Collected
First seen by Baba Yaga Security