CVE-2026-24033 Apache CVE debrief

Who should care

Users of Apache Traffic Server versions from 10.0.0 through 10.1.3 and from 9.0.0 through 9.2.14 should be aware of this vulnerability and take necessary actions to upgrade or mitigate the risk. This includes operators, security teams, and vulnerability management teams responsible for these systems.

Technical summary

The CVE-2026-24033 record describes an inconsistent interpretation of HTTP requests, also known as HTTP request/response smuggling, in Apache Traffic Server. This issue affects versions from 10.0.0 through 10.1.3 and from 9.0.0 through 9.2.14. The CVSS score is 6.9, indicating a medium severity vulnerability. Users of Apache Traffic Server should be aware of this vulnerability and take necessary actions to upgrade or mitigate the risk. Technical details are limited to CVE and NVD information. Operators and security teams should review affected versions and consider upgrading to version 9.2.15 or 10.1.4. Additionally, monitoring for potential HTTP request/response smuggling attacks is recommended. Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up. Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.

Defensive priority

Medium-priority defensive actions are recommended due to the CVSS score of 6.9 and the potential for HTTP request/response smuggling attacks.

Recommended defensive actions

• Upgrade Apache Traffic Server to version 9.2.15 or 10.1.4
• Review and update affected versions from 10.0.0 through 10.1.3 and from 9.0.0 through 9.2.14
• Monitor for potential HTTP request/response smuggling attacks
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Evidence notes

The CVE record indicates an inconsistent interpretation of HTTP requests, also known as HTTP request/response smuggling, in Apache Traffic Server versions from 10.0.0 through 10.1.3 and from 9.0.0 through 9.2.14. Users are recommended to upgrade to version 9.2.15 or 10.1.4. Evidence is limited to CVE and NVD details, with no additional information available.

Official resources