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CVE-2024-9026

Good to know:

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Date: October 7, 2024

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.

Language: C

Severity Score

Severity Score

Weakness Type (CWE)

Improper Output Neutralization for Logs

CWE-117

Improper Neutralization of Null Byte or NUL Character

CWE-158

Top Fix

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Upgrade Version

Upgrade to version php-8.1.30,php-8.2.24,php-8.3.12

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

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