WordPress Unserializable WP_HTML_Token Causing Code Exec before 6.4.2
CVE-2024-31211 Published on April 4, 2024

Remote Code Execution in `WP_HTML_Token`
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.

NVD

Vulnerability Analysis

CVE-2024-31211 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

What is a Marshaling, Unmarshaling Vulnerability?

The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

CVE-2024-31211 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.


Products Associated with CVE-2024-31211

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Affected Versions

wordpress-develop Version >= 6.4.0 < 6.4.2 is affected by CVE-2024-31211

Exploit Probability

EPSS
39.71%
Percentile
97.24%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.