CVE-2026-33267 in Traffic Server

Summary

by MITRE • 07/29/2026

Improper Input Validation vulnerability in Apache Traffic Server.

This issue affects Apache Traffic Server: from 9.2.0 through 9.2.14, from 10.1.0 through 10.1.3.

Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Responsible: Apache
• Reservation: 03/18/2026
• Disclosure: 07/29/2026
• Moderation: accepted
• Entry: VDB-384081
• CPE: ready
• CWE: CWE-20 (confirmed)
• CVSS: 10.0 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: low

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-33267
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-33267
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-33267/