CVE-2026-13698

Description

A memory leak in OpenVPN version 2.5.0 through 2.5.11, 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers with a valid tls-crypt-v2 client key to potentially cause a denial of service

Weakness Type (CWE)

CWE-401 CWE-401

CWE-770 CWE-770

References

Other References

https://community.openvpn.net/Security%20Announcements/CVE-2026-13698

Frequently Asked Questions

What is CVE-2026-13698? +

A memory leak in OpenVPN version 2.5.0 through 2.5.11, 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers with a valid tls-crypt-v2 client key to potentially cause a denial of service

How do I check if I'm vulnerable to CVE-2026-13698? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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