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Package details: pkg:composer/guzzlehttp/psr7@2.1.2
purl pkg:composer/guzzlehttp/psr7@2.1.2
Tags Ghost
Next non-vulnerable version None.
Latest non-vulnerable version None.
Risk 3.4
Vulnerabilities affecting this package (1)
Vulnerability Summary Fixed by
VCID-csqc-3t7f-17er
Aliases:
CVE-2023-29197
GHSA-wxmh-65f7-jcvw
guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Affected versions are subject to improper header parsing. An attacker could sneak in a newline (\n) into both the header names and values. While the specification states that \r\n\r\n is used to terminate the header list, many servers in the wild will also accept \n\n. This is a follow-up to CVE-2022-24775 where the fix was incomplete. The issue has been patched in versions 1.9.1 and 2.4.5. There are no known workarounds for this vulnerability. Users are advised to upgrade.
2.4.5
Affected by 0 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version
2025-08-01T11:07:02.761899+00:00 GitLab Importer Affected by VCID-csqc-3t7f-17er https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/guzzlehttp/psr7/CVE-2023-29197.yml 37.0.0
2025-08-01T09:23:52.077615+00:00 GHSA Importer Affected by VCID-csqc-3t7f-17er https://github.com/advisories/GHSA-wxmh-65f7-jcvw 37.0.0