CVE-2021-44759: Apache Traffic Server

High severity, CVSS 8.1. EPSS: 1.6% chance of exploitation in the next 30 days.

Improper Authentication vulnerability in TLS origin validation of Apache Traffic Server allows an attacker to create a man in the middle attack. This issue affects Apache Traffic Server 8.0.0 to 8.1.0.

Affected products

• Apache Traffic Server: from 8.0.0, up to and including 8.1.0
• Debian Debian Linux: version 10.0 only; version 11.0 only

Published 2022-03-23. Last modified 2026-06-17.