CVE-2024-13337: The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulner

Q: How do I fix CVE-2024-13337?

clearfy: upgrade to 2.3.3. Exact commands for each OS are on this page.

Q: Is CVE-2024-13337 being exploited?

CVE-2024-13337 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-2024-13337 affect?

CVE-2024-13337 affects clearfy. Severity is medium (CVSS 4.3). The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.3.2. This is due to missing or incorrect nonce validati

Q: How urgent is CVE-2024-13337?

Priority 17/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2024-13337 is a medium-severity flaw (CVSS 4.3) affecting clearfy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.3.2. This is due to missing or incorrect nonce validation on the 'setup-wbcr_clearfy' page. This makes it possible for unauthenticated attackers to update the plugins settings via a forged request granted they can trick a site administrator into performing an actio

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-352
Published	2025-04-12
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: cm-wp

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

Am I affected?

Timeline

2025-04-12 07:15 UTCPublished CVE record published
2026-06-17 07:01 UTCUpdated Record last modified

cm-wp clearfy UPGRADE

Affected: < 2.3.3

Fixed in: 2.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy clearfy || rpm -q clearfy || clearfy --version

2. UPGRADE to 2.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade clearfy

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade clearfy

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-2024-13337?

clearfy: upgrade to 2.3.3. Exact commands for each OS are on this page.

Is CVE-2024-13337 being exploited?

CVE-2024-13337 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-2024-13337 affect?

CVE-2024-13337 affects clearfy. Severity is medium (CVSS 4.3). The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.3.2. This is due to missing or incorrect nonce validati

How urgent is CVE-2024-13337?

Priority 17/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2024-13338 MEDIUM 5.3 UPGRADE The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulner

References

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