CVE-2025-66911CWE-284CWE-639broken-access-control

CVE-2025-66911

Medium · published December 19, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
25.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00332 · 25.2th percentile
Weaknesses
CWE-284 · Improper Access Control; CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2025-12-19T20:15Z
Affected products (1)
ProductVersionsFixed in
turms-im/turmsall versions—
References (4)
https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.md · 134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.md · [email protected]https://github.com/turms-im/turms · [email protected]https://github.com/turms-im/turms/blob/develop/turms-service/src/main/java/im/turms/service/domain/user/access/servicerequest/controller/UserServiceController.java#L239 · [email protected]
EPSS history
Timeline
  • 19 DEC 00:00Z
    Turms IM Server v0.10.0-SNAPSHOT and earlier contains a broken access control vulnerability in the user online status query functionality
    cvelistv5