Stored Cross-Site Scripting in Essential Widgets Plugin for WordPress
CVE-2026-0867

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Essential Widgets
Vendor
CVE Published:
5 February 2026

What is CVE-2026-0867?

The Essential Widgets plugin for WordPress suffers from a Stored Cross-Site Scripting vulnerability that arises from inadequate input sanitization and output escaping on user-supplied attributes. This issue affects all versions up to and including 3.0, allowing authenticated attackers with contributor-level access and above to inject malicious scripts via specific shortcodes. These scripts execute when users visit affected pages, potentially compromising user data and site integrity. A partial fix was introduced in version 3.0.

Affected Version(s)

Essential Widgets 0 <= 3.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3440541/esse...
https://plugins.trac.wordpress.org/changeset/3447282/esse...

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

Muhammad Yudha - DJ
.