# CVE-2022-24775: php-guzzlehttp-psr7: guzzlehttp/psr7 is a PSR-7 HTTP message library

CVE-2022-24775 is fixed in php-guzzlehttp-psr7 on 1 platform, first by DEBIAN-CVE-2022-24775, released March 21, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-24775
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0248
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Mar 21, 2022

## Description

guzzlehttp/psr7 is a PSR-7 HTTP message library. Versions prior to 1.8.4 and 2.1.1 are vulnerable to improper header parsing. An attacker could sneak in a new line character and pass untrusted values. The issue is patched in 1.8.4 and 2.1.1. There are currently no known workarounds.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | php-guzzlehttp-psr7 Debian 12.15 (bookworm) | 1.8.5-1 | [DEBIAN-CVE-2022-24775](https://patchblox.com/security/data/fix/linux/debian-cve-2022-24775.md) | Mar 21, 2022 |
| Linux | php-guzzlehttp-psr7 Debian 13.5 (trixie) | 1.8.5-1 | [DEBIAN-CVE-2022-24775](https://patchblox.com/security/data/fix/linux/debian-cve-2022-24775.md) | Mar 21, 2022 |
| Linux | php-guzzlehttp-psr7 Debian 14 | 1.8.5-1 | [DEBIAN-CVE-2022-24775](https://patchblox.com/security/data/fix/linux/debian-cve-2022-24775.md) | Mar 21, 2022 |
| Linux | php-guzzlehttp-psr7 Ubuntu 20.04 LTS (focal) | 1.4.2-0.1+deb10u2build0.20.04.1 | [php-guzzlehttp-psr7 1.4.2-0.1+deb10u2build0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-php-guzzlehttp-psr7-1.4.2-0.1-deb10u2build0.20.04.1.md) | Apr 17, 2023 |
| Linux | php-guzzlehttp-psr7 Ubuntu 22.04.1 LTS (jammy) | 1.8.3-1ubuntu0.1~esm1 | [php-guzzlehttp-psr7 1.8.3-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-php-guzzlehttp-psr7-1.8.3-1ubuntu0.1-esm1.md) | Apr 17, 2023 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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