CVE-2025-66911 — MEDIUM (6.5)

Vulnerability 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 Score

6.5

MEDIUM

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

Affected Products

Vendor	Product	Versions
Turms-Im	Turms	0.10.0-snapshot

Related Weaknesses (CWE)

CWE-639 CWE-284

References

https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.mdExploitThird Party Advisory
https://github.com/turms-im/turmsProduct
https://github.com/turms-im/turms/blob/develop/turms-service/src/main/java/im/tuProduct
https://github.com/Xzzz111/public_cve_report/blob/main/CVE-2025-66911_report.mdExploitThird Party Advisory

FAQ

What is CVE-2025-66911?

CVE-2025-66911 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 UserServ...

How severe is CVE-2025-66911?

CVE-2025-66911 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-66911?

Check the references section above for vendor advisories and patch information. Affected products include: Turms-Im Turms.