CVE-2026-58189

EUVD-2026-50234
Apache Traffic Server allows redirect-limit bypass when plugins reset the retry counter, enabling SSRF amplification.

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.
SSRF
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 30%
Debian logo
Debian Releases
Debian Product
Codename
trafficserver
bookworm
vulnerable
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
sid
vulnerable
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d