Use After Free in Openvpn

CVE-2026-13117

An incomplete guard in OpenVPN 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote authenticated peers to trigger a use-after-free during TLS session promotion, potentially leading to a denial of service or memory leakage

Vulnerability class: Use-After-Free

Affected products

  • Openvpn — versions 2.6.0, 2.7_alpha1

Weakness classification (CWE)

References