CVE-2024-53868

Apache Traffic Server: Malformed chunked message body allows request smuggling

Published Apr 3, 2025 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Apache Traffic Server allows request smuggling if chunked messages are malformed. 





This issue affects Apache Traffic Server: from 9.2.0 through 9.2.9, from 10.0.0 through 10.0.4.

Users are recommended to upgrade to version 9.2.10 or 10.0.5, which fixes the issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5948-1 trafficserver security update
EUVD EUVD EUVD-2025-9584 Apache Traffic Server allows request smuggling if chunked messages are malformed.  This issue affects Apache Traffic Server: from 9.2.0 through 9.2.9, from 10.0.0 through 10.0.4. Users are recommended to upgrade to version 9.2.10 or 10.0.5, which fixes the issue.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00184}

epss

{'score': 0.0023}

Type Values Removed Values Added
First Time appeared Apache
Apache traffic Server
CPEs cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*
Vendors & Products Apache
Apache traffic Server
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Apache Traffic Server allows request smuggling if chunked messages are malformed.  This issue affects Apache Traffic Server: from 9.2.0 through 9.2.9, from 10.0.0 through 10.0.4. Users are recommended to upgrade to version 9.2.10 or 10.0.5, which fixes the issue.
Title Apache Traffic Server: Malformed chunked message body allows request smuggling
Weaknesses CWE-444
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Apr 18, 2025, 2:38 PM
Reserved
Nov 22, 2024, 7:01 PM
Status
Analyzed
Published
Apr 3, 2025, 9:15 AM
Modified
Jun 17, 2026, 8:09 AM