CVE-2026-59173

EUVD-2026-45376
Uncontrolled Resource Consumption vulnerability in Apache Traffic Server.

This issue affects Apache Traffic Server: from 9.0.0 through 9.1.13, from 10.0.0 through 10.1.2.

Users are recommended to upgrade to version 9.1.14 or 10.1.3, which fixes the issue.
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 50.89%
Affected Products (NVD)
VendorProductVersion
apachetraffic_server
9.0.0 ≤
𝑥
< 9.2.14
apachetraffic_server
10.0.0 ≤
𝑥
< 10.1.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
trafficserver
bookworm
postponed
bookworm (security)
vulnerable
bullseye
postponed
bullseye (security)
vulnerable
sid
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
trafficserver
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
dne
xenial
needs-triage
Common Weakness Enumeration
References
https://lists.apache.org/thread/lhlbhphmv5dsfgx1fx84mgonzbocpzhd
http://www.openwall.com/lists/oss-security/2026/07/17/5