CVE-2026-24033: Apache Traffic Server: Request smuggling via chunked extension quoted-string parsing

Published Jul 29, 2026
·
Updated

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Traffic Server.

This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3, from 9.0.0 through 9.2.14.

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

Affected Software

4 affected components
Apache Traffic Server>=10.0.0<=10.1.3
Apache Traffic Server>=9.0.0<=9.2.14
Apache Traffic Server>=9.0.0<9.2.15
Apache Traffic Server>=10.0.0<10.1.4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apache Traffic Server to a version that resolves this vulnerability.

    Fixed in 9.2.15
  2. Upgrade

    Upgrade Apache Traffic Server to a version that resolves this vulnerability.

    Fixed in 10.1.4

Event History

Jul 29, 2026
CVE Published
via MITRE·07:22 AM
Data Sourced
via MITRE·07:22 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-24033?

CVE-2026-24033 has a severity rating of 7.2, which is classified as high.

2

How do I fix CVE-2026-24033?

To fix CVE-2026-24033, users should upgrade to Apache Traffic Server version 9.2.15 or 10.1.4.

3

What is CVE-2026-24033?

CVE-2026-24033 is a vulnerability in Apache Traffic Server that allows request smuggling due to inconsistent HTTP request interpretation.

4

Which versions of Apache Traffic Server are affected by CVE-2026-24033?

Apache Traffic Server versions from 10.0.0 through 10.1.3 and from 9.0.0 through 9.2.14 are affected by CVE-2026-24033.

5

What vulnerability type is CVE-2026-24033?

CVE-2026-24033 is classified as an 'HTTP Request/Response Smuggling' vulnerability.

Contact

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