CVE-2025-66911

MEDIUM EPSS 19.7%
Published Dec 19, 20256mo ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Dec 19, 2025 6mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
19.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-284
CWE-639

Affected Products 1

VendorProductVersionRange
turms-imturms0.10.0-snapshotany

References 3

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.