Thumbnail Slider With Lightbox <= 1.0 - Cross-Site Request Forgery to Arbitrary File Upload

Cross-Site Request Forgery (CSRF)
CVE CVE-2023-5820
CVSS 8.3 (High)
Publicly Published October 26, 2023
Last Updated November 2, 2023
Researcher Ala Arfaoui


The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.



1 affected software package

Software Type Plugin
Software Slug wp-responsive-slider-with-lightbox (view on
Patched? Yes
Remediation Update to version 1.0.1, or a newer patched version
Affected Version
  • 1.0 - 1.0
Patched Version
  • 1.0.1

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