Stored Cross-Site Scripting Vulnerability in Gallagher Website Design Plugin for WordPress
CVE-2026-1913

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Gallagher Website Design
Vendor
CVE Published:
22 April 2026

What is CVE-2026-1913?

The Gallagher Website Design plugin for WordPress is susceptible to Stored Cross-Site Scripting (XSS) due to inadequate input sanitization and output escaping of the 'prefix' attribute within the login_link shortcode. This vulnerability affects all versions up to and including 2.6.4, allowing authenticated attackers with Contributor-level access or higher to inject malicious scripts. When other users access compromised pages, these scripts will execute in their browsers, potentially leading to unauthorized actions or data exposure.

Affected Version(s)

Gallagher Website Design 0 <= 2.6.4

References

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

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

Djaidja Moundjid
.