Security Advisory

CVE-2026-55402

5.9
MEDIUM

Vulnerability Description

CVE-2026-55402 is an out of bounds read vulnerability in Secure Access servers prior to version 14.57. Attackers with an ‘in the middle’ position can send specially crafted data to a server causing a persistent denial of service.
Published Date August 13, 2026
Official Source NIST NVD Advisory