CVE-2026-58186

Summary

The Apache Traffic Server webp_transform plugin can decode unsafely and serve mislabeled, cacheable responses.

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 Software

VendorProductVersion RangeStatus
Apache Software FoundationApache Traffic Server8.0.0 <= 8.1.9affected
Apache Software FoundationApache Traffic Server9.0.0 <= 9.2.14affected
Apache Software FoundationApache Traffic Server10.0.0 <= 10.1.3affected

Weaknesses

  • CWE-20: CWE-20 Improper Input Validation

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References