CVE-2026-111809 (GCVE-0-2026-111809)
Vulnerability from cvelistv5
Published
2026-10-21 19:16
Modified
2026-10-28 01:34
Severity ?
9.3 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N
6.9 (Medium) - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:H/SA:N
CWE
  • CWE-444 - Inconsistent Interpretation of HTTP Requests
Summary
Apache Traffic Server allows request smuggling via HEAD requests that carry Content-Length or Transfer-Encoding. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.15, from 10.0.0 through 10.1.4, 10.2.0. Users are recommended to upgrade to version 9.2.16, 10.1.5, or 10.2.1, which fix the issue.
References
Impacted products
Vendor Product Version
Apache Software Foundation Apache Traffic Server Version: 8.0.0   ≤ 8.1.11
Version: 9.0.0   ≤ 9.2.15
Version: 10.0.0   ≤ 10.1.4
Version: 10.2.0   ≤
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