Crash Vulnerability in Apache Traffic Server Prefetch Plugin
CVE-2026-58183

8.2HIGH

Key Information:

Vendor

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

What is CVE-2026-58183?

The Apache Traffic Server prefetch plugin contains a vulnerability that can result in a crash when processing specially crafted inputs from an attacker. This issue affects several versions of the Apache Traffic Server, causing significant interruptions in service. Users are strongly advised to upgrade to the latest versions, 9.2.15 or 10.1.4, to mitigate this risk and ensure system stability.

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
.