PT-2026-65747 · Apache · Apache Traffic Server

Apache Community + 1 · CVE-2026-58159 · Published 2026-07-29 · Updated 2026-07-29

Mitre

CVSS v3.1

8.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Apache Traffic Server can bypass IP access controls on UDS listeners and through ACL matching errors.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-58159

Affected Products

Apache Traffic Server

References · 2

• https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-58159 · Security Note