Stored Cross-Site Scripting in Bootstrap Shortcode Plugin for WordPress
CVE-2026-7661

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Bootstrap Shortcode
Vendor
CVE Published:
12 May 2026

What is CVE-2026-7661?

The Bootstrap Shortcode plugin for WordPress allows stored Cross-Site Scripting due to inadequate input sanitization and output escaping on user-supplied attributes in the box shortcode. This vulnerability enables authenticated attackers, with Contributor-level access or higher, to inject malicious scripts into pages, leading to their execution whenever users access those pages. The issue affects all versions of the plugin up to and including version 1.0, posing a significant risk to user security.

Affected Version(s)

Bootstrap Shortcode 0 <= 1.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://wordpress.org/plugins/bootstrap-shortcode/
https://plugins.trac.wordpress.org/browser/bootstrap-shor...

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

zakaria
.