CVE-2026-58184 HIGH

CVE-2026-58184: Apache Traffic Server: header_rewrite plugin cookie handling can corrupt memory

Vendor Apache Software Foundation
Product Apache Traffic Server
Weakness CWE-787
Published July 29, 2026
Last update July 29, 2026

CVSS base score

8.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

What the vulnerability does

01Description

The Apache Traffic Server header_rewrite plugin can crash or corrupt memory during cookie operations and CIDR condition matching. 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.

Key dates

02Disclosure timeline

July 29, 2026 CVE published