CVE-2026-84732

Published on Sep 7, 2026

Retransmissions of ACK packet ID in OpenVPN through 2.6.22 and 2.7.6 allow remote unauthenticated attackers to cause a denial of service via crafted inputs that trigger a timeout integer overflow

Weakness type (CWE)CWE-190

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