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Vulnerability DatabaseCVE-2023-5076

CVE-2023-5076: 
WordPress vulnerability analysis and mitigation

Overview

The Ziteboard Online Whiteboard plugin for WordPress (CVE-2023-5076) contains a Stored Cross-Site Scripting vulnerability affecting versions up to and including 2.9.9. The vulnerability was discovered and disclosed on November 7, 2023, impacting the plugin's 'ziteboard' shortcode functionality (NVD).

Technical details

The vulnerability stems from insufficient input sanitization and output escaping in the 'ziteboard' shortcode implementation. The issue 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 by NIST, while Wordfence assessed it at 6.4 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N (NVD).

Impact

When exploited, this vulnerability allows authenticated attackers with contributor-level access or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses the compromised page (NVD).

Mitigation and workarounds

A patch has been released to address this vulnerability. Users are advised to update their Ziteboard Online Whiteboard plugin to a version newer than 2.9.9 (Wordpress Patch).

Additional resources

Source: This report was generated using AI

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