PT-2026-65746

CVE-2026-58158

Published

2026-07-29

Updated

2026-08-07

Description by

CVSS 4.0

8.2

High

MetricsAV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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 mishandles PROXY protocol input, which leads to the truncation of ports and a stack overflow. A stack overflow occurs when a program uses more stack space than is available, potentially causing the application to crash.

Recommendations Upgrade Apache Traffic Server versions 8.0.0 through 9.2.14 to version 9.2.15. Upgrade Apache Traffic Server versions 10.0.0 through 10.1.3 to version 10.1.4.

Exploitability

Exploit

Fix

Impacts

Researchers

Apache Community

Vendors

Affected products

Weakness enumeration

CWE-121: Stack-based Buffer Overflow

Related identifiers

CVE-2026-58158