CVE-2024-12457

Summary

CVE-2024-12457 is a stored Cross-Site Scripting (XSS) vulnerability affecting the Chat Support for Viber plugin used in WordPress for Gutenberg, Elementor, and Shortcode. The issue lies in the insufficient input sanitization and output escaping of the 'vchat' shortcode, which permits authenticated attackers with contributor-level access or higher to inject malicious web scripts. These scripts will execute whenever a user visits an injected page, posing a serious security risk. Versions up to and including 1.7.2 of the plugin are vulnerable to this exploit.

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