CVE-2026-33451

Arbitrary read/write vulnerability in Windows clients prior to 14.50

Published: April 29, 2026

CVE-2026-33451 is an arbitrary read/write vulnerability in the Secure Access Windows client prior to 14.50. Attackers with local control of the Windows client can send malformed data to an API and elevate their level of privilege to SYSTEM.

https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N 8.5 High