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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-111804

Apache Traffic Server: wasm plugin has a use-after-free and forwards unvalidated guest metric IDs

Description

Apache Traffic Server's experimental wasm plugin has a use-after-free in its transaction-close handler and forwards unvalidated guest-supplied metric IDs to the internal stats API. This issue affects Apache Traffic Server: from 10.0.0 through 10.1.4, 10.2.0. Users are recommended to upgrade to version 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

  • 10.0.0 to ≤ 10.1.4affected
  • 10.2.0affected

References