Apache: >> Traffic Server >> 10.0.2 Security Vulnerabilities
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 Score
7.5
EPSS Score
0.002
Published
2026-04-02
A bug in POST request handling causes a crash under a certain condition.
This issue affects Apache Traffic Server: from 10.0.0 through 10.1.1, from 9.0.0 through 9.2.12.
Users are recommended to upgrade to version 10.1.2 or 9.2.13, which fix the issue.
A workaround for older versions is to set proxy.config.http.request_buffer_enabled to 0 (the default value is 0).
CVSS Score
7.5
EPSS Score
0.002
Published
2026-04-02
ESI plugin does not have the limit for maximum inclusion depth, and that allows excessive memory consumption if malicious instructions are inserted.
Users can use a new setting for the plugin (--max-inclusion-depth) to limit it.
This issue affects Apache Traffic Server: from 10.0.0 through 10.0.5, from 9.0.0 through 9.2.10.
Users are recommended to upgrade to version 9.2.11 or 10.0.6, which fixes the issue.
CVSS Score
7.5
EPSS Score
0.006
Published
2025-06-19
ACL configured in ip_allow.config or remap.config does not use IP addresses that are provided by PROXY protocol.
Users can use a new setting (proxy.config.acl.subjects) to choose which IP addresses to use for the ACL if Apache Traffic Server is configured to accept PROXY protocol.
This issue affects undefined: from 10.0.0 through 10.0.6, from 9.0.0 through 9.2.10.
Users are recommended to upgrade to version 9.2.11 or 10.0.6, which fixes the issue.
CVSS Score
7.5
EPSS Score
0.002
Published
2025-06-19
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.
CVSS Score
7.5
EPSS Score
0.018
Published
2025-04-03
Improper Access Control vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.2.0 through 9.2.8, from 10.0.0 through 10.0.3.
Users are recommended to upgrade to version 9.2.9 or 10.0.4, which fixes the issue.
CVSS Score
6.3
EPSS Score
0.006
Published
2025-03-06
Improper Access Control vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 10.0.0 through 10.0.3.
Users are recommended to upgrade to version 10.0.4, which fixes the issue.
CVSS Score
6.3
EPSS Score
0.002
Published
2025-03-06
Improper Input Validation vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.8, from 10.0.0 through 10.0.3.
Users are recommended to upgrade to version 9.2.9 or 10.0.4, which fixes the issue.
CVSS Score
6.3
EPSS Score
0.007
Published
2025-03-06
Expected Behavior Violation vulnerability in Apache Traffic Server.
This issue affects Apache Traffic Server: from 9.0.0 through 9.2.8, from 10.0.0 through 10.0.3.
Users are recommended to upgrade to versions 9.2.9 or 10.0.4 or newer, which fixes the issue.
CVSS Score
4.3
EPSS Score
0.003
Published
2025-03-06