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4.3
SEATT: Simple Event Attendance plugin allows attackers to delete events
CVE-2026-1983
Summary
The SEATT plugin for WordPress is vulnerable to a security threat that could allow hackers to delete any event on a website. This is a risk for sites using the plugin, as it could lead to unauthorized event cancellations. To protect yourself, update the plugin to the latest version.
Original title
The SEATT: Simple Event Attendance plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.5.0. This is due to missing nonce validation on the event...
Original description
The SEATT: Simple Event Attendance plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.5.0. This is due to missing nonce validation on the event deletion functionality. This makes it possible for unauthenticated attackers to delete arbitrary events via a forged request granted they can trick an administrator into performing an action such as clicking on a link.
nvd CVSS3.1
4.3
Vulnerability type
CWE-352
Cross-Site Request Forgery (CSRF)
Published: 14 Feb 2026 · Updated: 10 Mar 2026 · First seen: 6 Mar 2026