CVE-2024-3562: The Custom Field Suite plugin for WordPress is vulnerable to PHP Code Injection in all versions up to, and inc

Q: How do I fix CVE-2024-3562?

custom field suite: upgrade to newer than 2.6.7. Exact commands for each OS are on this page.

Q: Is CVE-2024-3562 being exploited?

CVE-2024-3562 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-3562 affect?

CVE-2024-3562 affects custom field suite. Severity is high (CVSS 8.8). The Custom Field Suite plugin for WordPress is vulnerable to PHP Code Injection in all versions up to, and including, 2.6.7 via the Loop custom field. This is due to insufficient sanitization of input prior to being used in a call to the ev

This month

HIGH 8.8UPGRADE

CVE-2024-3562 is a high-severity flaw (CVSS 8.8) affecting custom field suite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Custom Field Suite plugin for WordPress is vulnerable to PHP Code Injection in all versions up to, and including, 2.6.7 via the Loop custom field. This is due to insufficient sanitization of input prior to being used in a call to the eval() function. This makes it possible for authenticated attackers, with contributor-level access and above, to execute arbitrary PHP code on the server.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-95, CWE-94
Published	2024-06-20
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: custom field suite project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-06-20 02:15 UTCPublished CVE record published
2026-06-17 07:44 UTCUpdated Record last modified

custom field suite project custom field suite UPGRADE

Affected: <= 2.6.7

Fixed in: newer than 2.6.7

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy custom-field-suite || rpm -q custom-field-suite || custom-field-suite --version

2. UPGRADE to newer than 2.6.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade custom-field-suite

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade custom-field-suite

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-3562?

custom field suite: upgrade to newer than 2.6.7. Exact commands for each OS are on this page.

Is CVE-2024-3562 being exploited?

CVE-2024-3562 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-3562 affect?

CVE-2024-3562 affects custom field suite. Severity is high (CVSS 8.8). The Custom Field Suite plugin for WordPress is vulnerable to PHP Code Injection in all versions up to, and including, 2.6.7 via the Loop custom field. This is due to insufficient sanitization of input prior to being used in a call to the ev

How urgent is CVE-2024-3562?

Priority 43/100. High severity

Software pages

WordPress vulnerabilities · PHP vulnerabilities

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References

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