CVE-2025-11955
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.
Is your site exposed to CVE-2025-11955?
Run a free security scan — no signup, results in seconds.
Weakness Type (CWE)
References
Frequently Asked Questions
What is CVE-2025-11955? +
How do I check if I'm vulnerable to CVE-2025-11955? +
Related Vulnerabilities
A security issue exists within CompactLogix® 5380, ControlLogix® 5580, and EN4 communication modules related to CIP Security certificate revocation handling. …
Python has added a denylist for known compromised certificates to the "ssl" module to ensure user safety even without certificate …
A MongoDB server under specific conditions running on Linux with TLS and CRL revocation status checking enabled, fails to check …
nebula-mesh is a self-hosted control plane for Slack Nebula mesh VPN. Prior to version 0.7.1, revocation is the only in-band …
In JetBrains IntelliJ IDEA, PyCharm, PhpStorm, RubyMine and WebStorm before 2026.3, 2026.2.4, 2026.1.5.1, and 2025.3.6.2; GoLand before 2026.3, 2026.2.4, 2026.1.5.1, …
Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.136.Final and 4.2.16.Final, the OcspServerCertificateValidator flags an out-of-date OCSP …