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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 3.9 | Impact: 3.6Attack Vector: Network
Complexity: Low
Privileges: None
User Interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: High
Availability: None
Affected Packages3 packages
🔴Vulnerability Details
4OSVCVE-2025-65114: (Apache Traffic Server allows request smuggling if chunked messages are↗2026-04-03 OSVCVE-2025-65114: Apache Traffic Server allows request smuggling if chunked messages are malformed↗2026-04-02 CVEListApache Traffic Server: Malformed chunked message body allows request smuggling↗2026-04-02 GHSAGHSA-5vvj-6v57-2369: Apache Traffic Server allows request smuggling if chunked messages are malformed↗2026-04-02 📋Vendor Advisories
1DebianCVE-2025-65114: trafficserver - Apache Traffic Server allows request smuggling if chunked messages are malformed...↗2025 🕵️Threat Intelligence
1WizCVE-2025-65114 Impact, Exploitability, and Mitigation Steps | Wiz↗ 💬Community
2BugzillaCVE-2025-65114 trafficserver: Apache Traffic Server: Request smuggling due to malformed chunked messages [fedora-all]↗2026-04-03 BugzillaCVE-2025-65114 trafficserver: Apache Traffic Server: Request smuggling due to malformed chunked messages [epel-all]↗2026-04-03