In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3920-1 php7.4 security update
EUVD EUVD EUVD-2024-49671 In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.
Ubuntu USN Ubuntu USN USN-7049-1 PHP vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 03 Nov 2025 23:30:00 +0000


Tue, 19 Aug 2025 16:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:*
Vendors & Products Php-fpm
Php-fpm php-fpm

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00024}

epss

{'score': 0.0002}


Thu, 12 Dec 2024 02:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
CPEs cpe:/a:redhat:enterprise_linux:8
cpe:/a:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux

Wed, 16 Oct 2024 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Php-fpm
Php-fpm php-fpm
Weaknesses NVD-CWE-Other
CPEs cpe:2.3:a:php-fpm:php-fpm:*:*:*:*:*:*:*:*
Vendors & Products Php-fpm
Php-fpm php-fpm

Wed, 09 Oct 2024 13:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Low


Tue, 08 Oct 2024 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Php
Php php
CPEs cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
Vendors & Products Php
Php php
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 08 Oct 2024 04:15:00 +0000

Type Values Removed Values Added
Description In PHP versions 8.1.* before 8.1.30, 8.2.* before 8.2.24, 8.3.* before 8.3.12, when using PHP-FPM SAPI and it is configured to catch workers output through catch_workers_output = yes, it may be possible to pollute the final log or remove up to 4 characters from the log messages by manipulating log message content. Additionally, if PHP-FPM is configured to use syslog output, it may be possible to further remove log data using the same vulnerability.
Title PHP-FPM logs from children may be altered
Weaknesses CWE-117
CWE-158
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: php

Published:

Updated: 2025-11-03T22:33:15.254Z

Reserved: 2024-09-20T00:15:42.321Z

Link: CVE-2024-9026

cve-icon Vulnrichment

Updated: 2024-10-08T12:49:08.252Z

cve-icon NVD

Status : Modified

Published: 2024-10-08T04:15:11.060

Modified: 2025-11-03T23:17:33.343

Link: CVE-2024-9026

cve-icon Redhat

Severity : Low

Publid Date: 2024-10-08T04:15:11Z

Links: CVE-2024-9026 - Bugzilla

cve-icon OpenCVE Enrichment

No data.