CVE-2024-9026
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.
Published:Oct 8, 2024
Last Modified:Nov 3, 2025
EPS:Oct 8, 2024
EPSS Score:0.00163
CVSS Score:3.3
Affected Products
Vendor
Product
Action
Vendor
Php
Product
Php
Php
Php
Vendor
Redhat
Product
Enterprise Linux
Redhat
Enterprise Linux
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
