Authorization bypass through user-controlled key in coTURN - CVE-2026-65981
Published: July 24, 2026
Vulnerability identifier: #VU139263
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2026-65981
CWE-ID: CWE-639
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: coTURN
Affected software:
coTURN
coTURN
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to authorization bypass through user-controlled key in the MICE mobility feature. A remote user can gain access to the target application.
How to mitigate CVE-2026-65981
Install updates from vendor's website.