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Vulnerability DatabaseCVE-2023-4962

CVE-2023-4962: 
WordPress vulnerability analysis and mitigation

Overview

The Video PopUp plugin for WordPress (versions up to and including 1.1.3) contains a Stored Cross-Site Scripting vulnerability (CVE-2023-4962) that affects the 'video_popup' shortcode. The vulnerability was discovered and disclosed on January 11, 2024, affecting WordPress installations with the Video PopUp plugin installed (NVD).

Technical details

The vulnerability stems from insufficient input sanitization and output escaping on user-supplied attributes in the video_popup shortcode. This security flaw has been assigned a CVSS v3.1 base score of 5.4 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N according to the NVD assessment (NVD).

Impact

The vulnerability allows authenticated attackers with contributor-level permissions or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses an affected page, potentially compromising the security of site visitors (NVD, WPScan).

Mitigation and workarounds

The vulnerability has been patched in version 1.1.4 of the Video PopUp plugin. Users are strongly advised to update to this version or later to protect against potential attacks (WPScan).

Additional resources

Source: This report was generated using AI

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