CVE-2025-11955 – Incorrect validation of OCSP certificates in TheGreenBow VPN Client Windows Enterprise

CVE ID : CVE-2025-11955

Published : Oct. 27, 2025, 12:15 p.m. | 29 minutes ago

Description : Incorrect validation of OCSP certificates vulnerability in TheGreenBow VPN, versions 7.5 and 7.6. During the IKEv2 authentication step, the OCSP-enabled VPN client establishes the tunnel even if it does not receive an OCSP response or if the OCSP response signature is invalid.

Severity: 8.2 | HIGH

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