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WordPress Plugin Gallery Blocks with Lightbox. Image Gallery (HTML5 video YouTube Vimeo) Video Gallery and Lightbox for native gallery Cross-Site Scripting - CVE-2021-24667 - Vulnerability Database
WP Plugin Simply Gallery Block

WordPress Plugin Gallery Blocks with Lightbox. Image Gallery (HTML5 video YouTube Vimeo) Video Gallery and Lightbox for native gallery Cross-Site Scripting - CVE-2021-24667

Medium
Reference: CVE-2021-24667
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2021-24667
Title: WordPress Plugin Gallery Blocks with Lightbox. Image Gallery (HTML5 video YouTube Vimeo) Video Gallery and Lightbox for native gallery Cross-Site Scripting
Overview:

WordPress Plugin Gallery Blocks with Lightbox. Image Gallery (HTML5 video YouTube Vimeo) Video Gallery and Lightbox for native gallery is prone to a cross-site scripting vulnerability because it fails to properly sanitize user-supplied input. An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks. WordPress Plugin Gallery Blocks with Lightbox. Image Gallery (HTML5 video YouTube Vimeo) Video Gallery and Lightbox for native gallery version 2.2.0 is vulnerable prior versions may also be affected.