MEDIUMCVSS v3.1 5.3Vulnerability
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.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-11-04T13:33:26.764955+00:00
- Cvss severity
- MEDIUM
- Cvss score
- 5.3
- Retrieved at
- 2026-11-04T13:34:19+00:00
- Score
- 5.3
- Cvss version
- 3.1
- Last source
- NVD
- Cve id
- CVE-2026-121938
- Cvss vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- First seen by Signal
- 2026-11-04T13:34:19+00:00
- Vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- Published at
- 2026-11-04T13:17:28.040
- Last modified
- 2026-11-04T13:17:28.040
Related Entities (1)
HAS_WEAKNESS (1)
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