VULNERABILITY INTELLIGENCE

CVE-2023-5820

CVSS score9.6 CRITICAL
EPSS probability0.40%
CISA KEVNot currently listed
Published2023-10-27
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Description

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.

Weakness classification

  • nvd@nist.gov: CWE-352

Primary references