HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values.

The unvalidated inputs are the method and URI in the request line, the URL host that becomes the `Host:` header, and HTTP/1.1 control data field values.

An attacker who controls one of these inputs, for example a user supplied URL passed to a webhook or URL fetch endpoint, can inject additional headers and smuggle requests to the upstream server.

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Fixes

Solution

Upgrade to HTTP-Tiny 0.093-TRIAL or later.


Workaround

No workaround given by the vendor.

History

Tue, 12 May 2026 00:30:00 +0000

Type Values Removed Values Added
References

Mon, 11 May 2026 22:00:00 +0000

Type Values Removed Values Added
Description HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the `Host:` header, and HTTP/1.1 control data field values. An attacker who controls one of these inputs, for example a user supplied URL passed to a webhook or URL fetch endpoint, can inject additional headers and smuggle requests to the upstream server.
Title HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values
Weaknesses CWE-113
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: CPANSec

Published:

Updated: 2026-05-11T23:19:47.588Z

Reserved: 2026-04-25T09:18:30.030Z

Link: CVE-2026-7010

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-11T22:22:14.750

Modified: 2026-05-12T00:17:03.203

Link: CVE-2026-7010

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-12T00:30:04Z

Weaknesses