CVE-2024-30226 in BetterDocs Plugin
Summary
by MITRE • 03/28/2024
Deserialization of Untrusted Data vulnerability in WPDeveloper BetterDocs.This issue affects BetterDocs: from n/a through 3.3.3.
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Analysis
by VulDB Data Team • 01/23/2026
The CVE-2024-30226 vulnerability represents a critical deserialization of untrusted data flaw within the WPDeveloper BetterDocs plugin, a popular documentation and knowledge base solution for wordpress platforms. This vulnerability exists in versions ranging from an unknown initial version through 3.3.3, creating a significant security risk for wordpress sites that utilize this documentation plugin. The flaw stems from the plugin's improper handling of serialized data structures that originate from untrusted sources, specifically within its administrative interfaces and data processing components. When malicious actors exploit this vulnerability, they can manipulate serialized data objects that are subsequently processed by the plugin's backend systems.
The technical implementation of this vulnerability allows attackers to inject malicious serialized objects through various input vectors within the plugin's administrative dashboard and potentially through API endpoints or user-submitted content. The deserialization process occurs without adequate validation or sanitization of the input data, enabling attackers to execute arbitrary code on the target system. This type of vulnerability falls under the CWE-502 category, which specifically addresses deserialization of untrusted data, making it a well-documented and dangerous class of security flaws. The vulnerability's impact is amplified by the fact that it affects the plugin's administrative functionality, potentially allowing full system compromise when combined with appropriate authentication privileges.
The operational implications of this vulnerability extend beyond simple data corruption or denial of service scenarios. Attackers can leverage this flaw to execute remote code execution, potentially gaining complete control over affected wordpress installations. This threat is particularly concerning given that BetterDocs is widely used for creating and managing documentation systems, often containing sensitive organizational information. The vulnerability can be exploited by authenticated users with appropriate privileges, making it a significant concern for sites where administrative access might be compromised or where privileged accounts are not adequately protected. Security researchers have noted that such deserialization vulnerabilities often provide attackers with a foothold for further exploitation, potentially leading to complete system compromise and data exfiltration.
Mitigation strategies for CVE-2024-30226 should prioritize immediate patching of the BetterDocs plugin to version 3.3.4 or later, which contains the necessary security fixes. Organizations should also implement network-level protections including firewall rules that restrict access to administrative interfaces and monitoring for suspicious deserialization patterns in system logs. Additional defensive measures include implementing web application firewalls that can detect and block malicious serialized data attempts, as well as conducting comprehensive security audits of all installed plugins and themes. The vulnerability aligns with several ATT&CK tactics including T1059.007 for command and script interpreter and T1566 for phishing with malicious attachments, making it a multi-stage threat that requires layered defense approaches. System administrators should also consider implementing principle of least privilege access controls and regularly reviewing user permissions to minimize the potential impact of any successful exploitation attempts.