What’s Vulnerable › Vulnerabilities
CVE-2026-24033: Apache Traffic Server: Request smuggling via chunked extension quoted-string parsing
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-29 · updated 2026-10-23
- Weakness: CWE-444
Description
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 products
- Apache Software Foundation Apache Traffic Server: from 9.0.0 before 9.2.15; from 10.0.0 before 10.1.4 — fixed in 10.1.4, 9.2.15
How to fix
Upgrade to a fixed version: Apache Software Foundation Apache Traffic Server 10.1.4, 9.2.15. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-24033 or the next vulnerability affects your stack