How severe is CVE-2024-31211?

CVE-2024-31211 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-31211 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-31211?

CVE-2024-31211 affects Wordpress. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-31211?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-31211 have an EU (EUVD) identifier?

Yes. CVE-2024-31211 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29111.

When was CVE-2024-31211 published?

CVE-2024-31211 was published on 2024-04-04 and last updated on 2026-06-17.

CVE-2024-31211

CVE-2024-31211 is a medium-severity vulnerability in Wordpress with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29111
Weakness: CWE-502
Affected product: Wordpress
Published: 2024-04-04
Last modified: 2026-06-17

Description

WordPress is an open publishing platform for the Web. Unserialization of instances of the `WP_HTML_Token` class allows for code execution via its `__destruct()` magic method. This issue was fixed in WordPress 6.4.2 on December 6th, 2023. Versions prior to 6.4.0 are not affected.

Frequently asked questions

What is CVE-2024-31211?: WordPress is an open publishing platform for the Web. Unserialization of instances of the `WP_HTML_Token` class allows for code execution via its `__destruct()` magic method. This issue was fixed in WordPress 6.4.2 on December 6th, 2023. Versions prior to 6.4.0 are not affected.
How severe is CVE-2024-31211?: CVE-2024-31211 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-31211 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-31211?: CVE-2024-31211 affects Wordpress. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-31211?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31211 have an EU (EUVD) identifier?: Yes. CVE-2024-31211 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29111.
When was CVE-2024-31211 published?: CVE-2024-31211 was published on 2024-04-04 and last updated on 2026-06-17.

References

https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-m257-q4m5-j653

Affected products (1)

cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*

More vulnerabilities in Wordpress

CVE-2012-2400 — Critical (CVSS 10.0): Unspecified vulnerability in wp-includes/js/swfobject.js in WordPress before 3.3.2 has unknown impact and attack…
CVE-2012-2399 — Critical (CVSS 10.0): Cross-site scripting (XSS) vulnerability in swfupload.swf in SWFupload 2.2.0.1 and earlier, as used in WordPress before…
CVE-2011-3125 — Critical (CVSS 10.0): Unspecified vulnerability in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors…
CVE-2011-3122 — Critical (CVSS 10.0): Unspecified vulnerability in WordPress 3.1 before 3.1.3 and 3.2 before Beta 2 has unknown impact and attack vectors…
CVE-2009-2853 — Critical (CVSS 10.0): Wordpress before 2.8.3 allows remote attackers to gain privileges via a direct request to (1) admin-footer.php, (2)…
CVE-2008-6767 — Critical (CVSS 10.0): wp-admin/upgrade.php in WordPress, probably 2.6.x, allows remote attackers to upgrade the application, and possibly…

All CVEs affecting Wordpress →

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities

CVE-2026-41104 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Planetary Computer Pro allows an unauthorized attacker to disclose…
CVE-2026-43633 — Critical (CVSS 10.0): HestiaCP versions 1.9.0 through 1.9.4 contain a deserialization vulnerability in the web terminal component caused by a…
CVE-2026-33819 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Bing allows an unauthorized attacker to execute code over a network.
CVE-2026-20131 — Critical (CVSS 10.0): A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2026-25632 — Critical (CVSS 10.0): EPyT-Flow is a Python package designed for the easy generation of hydraulic and water quality scenario data of water…
CVE-2025-14931 — Critical (CVSS 10.0): Hugging Face smolagents Remote Python Executor Deserialization of Untrusted Data Remote Code Execution Vulnerability.…

Browse all CWE-502 (Deserialization of Untrusted Data) vulnerabilities →