PT-2026-65733

CVE-2026-58156

Published

2026-07-29

Updated

2026-08-07

Description by

CVSS 4.0

9.2

Critical

MetricsAV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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.

Exploitability

Exploit

Fix

Impacts

Researchers

Apache Community

Omkhar Arasaratnam

Vendors

Affected products

Weakness enumeration