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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-111809

Apache Traffic Server: HEAD requests carrying Content-Length or Transfer-Encoding enable request smuggling

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Status
Published
Published
Updated
Assigning organization
apache

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apache Software Foundation Apache Traffic Server

Default version status: unaffected

  • 8.0.0 to ≤ 8.1.11affected
  • 9.0.0 to ≤ 9.2.15affected
  • 10.0.0 to ≤ 10.1.4affected
  • 10.2.0affected

References