CVE-2026-58161CWE-476

CVE-2026-58161

High · published July 29, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
51.1
In the wild
Unconfirmed
What it is

Apache Traffic Server can crash from null dereferences and dangling references in TLS and SNI handling.

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
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00664 · 51.1th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-07-29T14:16Z
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 08:35Z
    Apache Traffic Server: Memory-safety errors in TLS and SNI handling can crash the server
    cvelistv5