Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2024-12878
CVE-2024-12878:
WordPress vulnerability analysis and mitigation
Overview
The Custom Block Builder WordPress plugin (Lazy Blocks) was found to contain a Reflected Cross-Site Scripting (XSS) vulnerability, identified as CVE-2024-12878. The vulnerability was discovered by security researcher Hassan Khan Yusufzai (Splint3r7) and publicly disclosed on February 5, 2025. This security issue affects versions of the Lazy Blocks plugin prior to 3.8.3 (WPScan).
Technical details
The vulnerability stems from improper sanitization and escaping of a parameter before it is output back to the page. The CVSS score for this vulnerability is rated at 7.1 (High), and it is classified under CWE-79. The vulnerability aligns with the OWASP Top 10 category A7: Cross-Site Scripting (XSS) (WPScan).
Impact
This vulnerability could be exploited against high-privilege users such as administrators, potentially allowing attackers to execute malicious scripts in the context of the affected users' browsers (WPScan).
Mitigation and workarounds
The vulnerability has been fixed in version 3.8.3 of the Lazy Blocks plugin. Users are advised to update to this version or later to mitigate the security risk (WPScan).
Additional resources
Source: This report was generated using AI
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