CVE intelligence

CVE-2024-1874

Vulnerability intelligence

Published Apr 29, 2024Sources checked Sep 30, 2026

9.4CRITICALCVSS out of 10

What this means

Review the available evidence

CVE-2024-1874 and is rated Critical severity with a CVSS score of 9.4. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Microsoft Security Response Center guidance

CBL-Mariner Releases

Vendor-listed releases

8.3.8-1

CISA KEVNot listedBased on the latest collected catalog

EPSS32.6%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2024-1874?

In PHP versions 8.1.* before 8.1.28, 8.2.* before 8.2.18, 8.3.* before 8.3.5, when using proc_open() command with array syntax, due to insufficient escaping, if the arguments of the executed command are controlled by a malicious user, the user can supply arguments that would execute arbitrary commands in Windows shell.