CVE-2024-1874

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering.

Exploit odds

32.8% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2024-02-25 04:39 UTC ReservedThe CVE id was reserved by its CNA
2. 2024-04-29 04:15 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-17 07:05 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 32.8% in the next 30 days (EPSS).
• Severity: 9.4 CRITICAL (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2024-04-29 04:15 UTC

Last modified

2026-06-17 07:05 UTC

Exploit probability

32.8% · EPSS, next 30 days

Weakness

CWE-116

Record status

Modified

Affected

• PHP < 8.1.28
• PHP < 8.2.18
• PHP < 8.3.5
• Fedoraproject Fedora 39
• Fedoraproject Fedora 40

Attack profile CVSS 3.1 · 9.4

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2024-1874.md and follow it. Check whether this project is affected by CVE-2024-1874. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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