CVE-2026-58154CWE-787

CVE-2026-58154

High · published July 29, 2026

CVSS v3.1
8.9
EPSS
1%
Percentile
44.4
In the wild
Unconfirmed
What it is

Apache Traffic Server can write out of bounds or overflow integers while parsing MIME and HTTP headers.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, 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.

The record
Technical detail
CVSS v3.1
8.9 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00536 · 44.4th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-07-29T13:16Z
Affected products (3)
ProductVersionsFixed in
apache/traffic_server≥ 8.0.0, ≤ 8.1.9—
apache/traffic_server≥ 9.0.0, < 9.2.159.2.15
apache/traffic_server≥ 10.0.0, < 10.1.410.1.4
References (1)
https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d · [email protected]
EPSS history
Timeline
  • 29 JUL 08:24Z
    Apache Traffic Server: Memory-safety errors in MIME and header parsing
    cvelistv5