CVE-2025-66911

6.5 MEDIUM
Published: December 19, 2025 Modified: January 02, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.md
Source: cve@mitre.org
Exploit Third Party Advisory
https://github.com/turms-im/turms
Source: cve@mitre.org
Product
https://github.com/turms-im/turms/blob/develop/turms-service/src/main/java/im/turms/service/domain/user/access/servicerequest/controller/UserServiceController.java#L239
Source: cve@mitre.org
Product
https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.md
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.5 / 10.0
EPSS (Exploit Probability)
0.0%
12th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-284 CWE-639

Affected Vendors

turms-im

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