Stored Cross-Site Scripting in Thumbnail Slider With Lightbox for WordPress
CVE-2023-5621

4.8MEDIUM

Key Information:

Vendor
Wordpress
Status
Thumbnail Slider With Lightbox
Vendor
CVE Published:
18 October 2023

Summary

The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to a Stored Cross-Site Scripting issue through the Image Title field due to inadequate input sanitization and output escaping. This vulnerability allows authenticated attackers with administrator-level access to inject arbitrary scripts into pages, which will execute when other users access the affected pages. This issue specifically impacts multi-site installations and those where unfiltered HTML content is disabled, posing a significant risk to users and website security.

Affected Version(s)

Thumbnail Slider With Lightbox * <= 1.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://wordpress.org/plugins/wp-responsive-slider-with-l...
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ala Arfaoui
.