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Vulnerability DatabaseCVE-2021-24760
CVE-2021-24760:
WordPress vulnerability analysis and mitigation
Overview
CVE-2021-24760 is a Stored Cross-Site Scripting vulnerability affecting the Gutenberg PDF Viewer Block WordPress plugin versions below 1.0.1. The vulnerability was discovered and reported by researcher apple502j, and was publicly disclosed on September 20, 2021 (WPScan).
Technical details
The vulnerability is classified as a Cross-Site Scripting (XSS) issue with CWE-79 designation and carries a CVSS score of 6.8 (medium severity). The core issue stems from the plugin's failure to properly sanitize and escape its block content, making it susceptible to XSS attacks (WPScan).
Impact
This vulnerability allows users with privileges as low as Contributor level to perform Cross-Site Scripting attacks on the affected WordPress installations. The successful exploitation could lead to the injection and execution of malicious scripts in the context of other users' browsers (WPScan).
Mitigation and workarounds
The vulnerability has been fixed in version 1.0.1 of the Gutenberg PDF Viewer Block plugin. Site administrators are strongly 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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