Stored Cross-Site Scripting in Sudoku Shortcode Plugin for WordPress
CVE-2026-15292

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Sudoku Shortcode
Vendor
CVE Published:
10 July 2026

What is CVE-2026-15292?

The Sudoku Shortcode plugin for WordPress suffers from a Stored Cross-Site Scripting vulnerability due to improper input sanitization and output escaping within the 'background' parameter of the 'sudoku-sc' shortcode. This flaw allows authenticated users with Contributor-level access and above to inject arbitrary web scripts. When a user accesses a page containing the injected scripts, the scripts will execute, potentially compromising user data and site integrity across all versions up to and including 1.0.0.

Affected Version(s)

Sudoku Shortcode 0 <= 1.0.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/sudoku-shortco...
https://plugins.trac.wordpress.org/browser/sudoku-shortco...

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

Gilang - DJ
.