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CVE-2024-9026

LOWCVSS 3.3/10EPSS 0.48%

Last modified

CVE-2024-9026 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. 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.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
3.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.48%

37.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PhpPhp>= 8.1.0, < 8.1.30
PhpPhp>= 8.2.0, < 8.2.24
PhpPhp>= 8.3.0, < 8.3.12

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2024-9026?
CVE-2024-9026 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.
How do I fix CVE-2024-9026?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST