What’s Vulnerable › Vulnerabilities
CVE-2025-65114: Apache Traffic Server: Malformed chunked message body allows request smuggling
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-02 · updated 2026-07-24
- Weakness: CWE-444
Description
Apache Traffic Server allows request smuggling if chunked messages are malformed. This issue affects Apache Traffic Server: from 9.0.0 through 9.2.12, from 10.0.0 through 10.1.1. Users are recommended to upgrade to version 9.2.13 or 10.1.2, which fix the issue.
Affected products
- Apache Software Foundation Apache Traffic Server: from 9.0.0 before 9.2.13; from 10.0.0 before 10.1.2 — fixed in 10.1.2, 9.2.13
How to fix
Upgrade to a fixed version: Apache Software Foundation Apache Traffic Server 10.1.2, 9.2.13. Check the vendor advisory for mitigations.
References
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