Plugin Vulnerability in Apache Traffic Server by Apache Software Foundation
CVE-2026-58182

8.2HIGH

Key Information:

Vendor

Apache
Status
Apache Traffic Server
Vendor
CVE Published:
29 July 2026

What is CVE-2026-58182?

The ts_lua plugin of Apache Traffic Server is susceptible to an improper initialization issue, which can lead to mishandling of the transform context and per-instance state. This vulnerability affects several versions of the server, including versions 8.0.0 to 8.1.9, 9.0.0 to 9.2.14, and 10.0.0 to 10.1.3. It is advised to upgrade to versions 9.2.15 or 10.1.4 to mitigate this risk and enhance security.

Affected Version(s)

Apache Traffic Server 8.0.0 <= 8.1.9

Apache Traffic Server 9.0.0 <= 9.2.14

Apache Traffic Server 10.0.0 <= 10.1.3

References

https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnoky...
vendor-advisory

CVSS V4

Score:
8.2
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Omkhar Arasaratnam
.