Medium · 6.5 CVE-2025-66911 EUVD-2025-204539GHSA-9r66-8r5r-2mqr

Turms IM Server v0.10.0-SNAPSHOT and earlier contains a broken access control vulnerability in the user online status query functionality. …

Published Dec 19, 2025 · Updated Dec 19, 2025 · Assigned by mitre

Description

Turms IM Server v0.10.0-SNAPSHOT and earlier contains a broken access control vulnerability in the user online status query functionality. The handleQueryUserOnlineStatusesRequest() method in UserServiceController.java allows any authenticated user to query the online status, device information, and login timestamps of arbitrary users without proper authorization checks.

References

https://github.com/turms-im/turms
https://github.com/turms-im/turms/blob/develop/turms-service/src/main/java/im/turms/service/domain/user/access/servicerequest/controller/UserServiceController.java#L239
https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.md