What is CVE-2026-65325?

CVE-2026-65325 is a medium-severity vulnerability in Apache Software Foundation Traffic Server, classified under Improper Certificate Validation. CVSS score: 4.8/10. Published 2026-07-29.

How severe is CVE-2026-65325?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Vulnerability in Apache Software Foundation Traffic Server

CVE-2026-65325

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. …

Vulnerability class: Improper Certificate Validation

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Apache Software Foundation Traffic Server — versions 9.0.0, 10.0.0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

security@apache.org (vendor-advisory)

Frequently asked questions

What is CVE-2026-65325?: CVE-2026-65325 is a medium-severity vulnerability in Apache Software Foundation Traffic Server, classified under Improper Certificate Validation. CVSS score: 4.8/10. Published 2026-07-29.
How severe is CVE-2026-65325?: Medium severity. CVSS v3 base score is 4.8 out of 10.