Stored Cross-Site Scripting Vulnerability in FooBox WordPress Plugin
CVE-2025-5537

6.4MEDIUM

What is CVE-2025-5537?

The FooBox plugin for WordPress is subject to a Stored Cross-Site Scripting flaw, stemming from inadequate input sanitization and output escaping. This vulnerability allows authenticated users, particularly those with Author-level access or higher, to inject malicious scripts through image alternative texts. When these scripts are executed on user access, it may compromise the security of the site and its visitors. To safeguard your WordPress environment, it is critical to update the FooBox plugin to the latest version and review your site's permissions and security protocols.

Affected Version(s)

Lightbox & Modal Popup WordPress Plugin – FooBox * <= 2.7.34

References

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Robert DeVore
.
CVE-2025-5537 : Stored Cross-Site Scripting Vulnerability in FooBox WordPress Plugin