CVE-2026-81738

Published on Sep 7, 2026

OpenVPN 2.5.0 through 2.7.6 on Windows using the tap-windows6 driver allows attackers to trigger an out-of-bounds write via crafted DOMAIN-SEARCH entries

Weakness type (CWE)CWE-121, CWE-193, CWE-787

Vulnerabilities

FortiMail and NetScaler Exploitation Drives an Urgent Enterprise Patch Cycle

FortiMail path traversal and NetScaler SAML flaw under active exploit join CISA KEV, forcing urgent patching plus PHP, PaperCut and Spectre fixes.

Oct 5, 202619:36 7 min readRead

This product uses the NVD API but is not endorsed or certified by the NVD.

CVE database

Related articles

FortiMail and NetScaler Exploitation Drives an Urgent Enterprise Patch Cycle