Stored Cross-Site Scripting Vulnerability in The Events Calendar Shortcode & Block Plugin by WordPress
CVE-2026-1922

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
The Events Calendar Shortcode & Block
Vendor
CVE Published:
10 February 2026

What is CVE-2026-1922?

The Events Calendar Shortcode & Block plugin for WordPress is susceptible to Stored Cross-Site Scripting due to inadequate input sanitization and output escaping for the ecs-list-events shortcode's message attribute. This allows authenticated users with contributor-level permissions or higher to inject malicious scripts that execute when other users view the compromised pages. Users are advised to update to a secure version of the plugin to mitigate this risk.

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Deploy the Patch

Affected Version(s)

The Events Calendar Shortcode & Block * <= 3.1.2

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/the-events-cal...
https://plugins.trac.wordpress.org/browser/the-events-cal...

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
JSON
.