Gallery Blocks with Lightbox <= 2.2.0 - Authenticated Stored Cross-Site Scripting

5.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24667
CVSS 5.4 (Medium)
Publicly Published August 23, 2021
Last Updated December 15, 2022
Researcher Vishnupriya Ilango - Fortinet's FortiGuard Labs

Description

A stored cross-site scripting vulnerability has been discovered in : Simply Gallery Blocks with Lightbox (Version – 2.2.0 & below). The vulnerability exists in the Lightbox functionality where a user with low privileges is allowed to execute arbitrary script code within the context of the application. This vulnerability is due to insufficient validation of image parameters in meta data.

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Vulnerability Details for Gallery Blocks with Lightbox. Image Gallery, (HTML5 video , YouTube, Vimeo) Video Gallery and Lightbox for native gallery

Software Type Plugin
Software Slug simply-gallery-block (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.2.1, or a newer patched version
Affected Version
  • < 2.2.1
Patched Version
  • 2.2.1

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