Stack Overflow and Integer Overflow Vulnerability in Apache Traffic Server
CVE-2026-58179

9.2CRITICAL

Key Information:

Vendor

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

What is CVE-2026-58179?

A stack overflow and integer overflow vulnerability has been identified in the regex_remap plugin of Apache Traffic Server, affecting multiple versions from 8.0.0 through 10.1.3. This flaw can be exploited through improper handling of substitution input, compromising the security and reliability of the server. Users are strongly advised to upgrade to secure versions 9.2.15 or 10.1.4 to mitigate the risks associated with this vulnerability.

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:
9.2
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Apache Community
.