PT-2026-65733 · Apache · Apache Traffic Server

Apache Community

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CVE-2026-58156

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Published

2026-07-29

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Updated

2026-08-07

CVSS v4.0

6.3

Medium

VectorAV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N
Name of the Vulnerable Software and Affected Versions Apache Traffic Server versions 8.0.0 through 8.1.9 Apache Traffic Server versions 9.0.0 through 9.2.14 Apache Traffic Server versions 10.0.0 through 10.1.3
Description Apache Traffic Server mis-parses ports in URLs and userinfo, which allows for a port-based access-control bypass.
Recommendations Upgrade versions 8.0.0 through 9.2.14 to version 9.2.15. Upgrade versions 10.0.0 through 10.1.3 to version 10.1.4.

Exploit

Fix

DoS

Incorrect Authorization

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Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-58156
OESA-2026-3309
OESA-2026-3310
OESA-2026-3311

Affected Products

Apache Traffic Server