High severity7.5NVD Advisory· Published Jul 29, 2026· Updated Jul 31, 2026
CVE-2026-58178
CVE-2026-58178
Description
The Apache Traffic Server ESI plugin can recurse without bound and fetch attacker-controlled URLs.
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.
Affected products
2- Range: >=8.0.0 <=8.1.9, >=9.0.0 <=9.2.14, >=10.0.0 <=10.1.3
Patches
Vulnerability mechanics
References
1- lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6dnvdMailing ListVendor Advisory
News mentions
1- Apache Traffic Server: 25 Vulnerabilities Disclosed Together on July 30, 2026Vypr Intelligence · Jul 30, 2026