Unrated severityOSV Advisory· Published Dec 19, 2025· Updated Dec 19, 2025

CVE-2025-66911

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.

Affected products

Turms Im/TurmsOSV
Range: v0.10.0-SNAPSHOT

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.mdmitre
github.com/turms-im/turms/blob/develop/turms-service/src/main/java/im/turms/service/domain/user/access/servicerequest/controller/UserServiceController.javamitre

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