CVE-2026-65325: Apache Traffic Server

Medium severity, CVSS 4.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Apache Traffic Server reuses multiplexed HTTP/2 origin connections without verifying the server certificate covers the new request hostname. This issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.

Affected products

• Apache Traffic Server: from 9.0.0, before 9.2.15 (fixed in 9.2.15); from 10.0.0, before 10.1.4 (fixed in 10.1.4)

Published 2026-07-29. Last modified 2026-08-03.