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6.4
Simple Plyr plugin for WordPress: Malicious scripts can be injected into pages
CVE-2026-1915
Summary
The Simple Plyr plugin for WordPress is not secure. Attackers with high-level access can inject malicious code into pages that users visit, allowing them to take control of the site or steal sensitive information. Update the plugin to the latest version to fix this issue.
Original title
The Simple Plyr plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'poster' parameter in the 'plyr' shortcode in all versions up to, and including, 0.0.1 due to insufficient ...
Original description
The Simple Plyr plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'poster' parameter in the 'plyr' shortcode in all versions up to, and including, 0.0.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
nvd CVSS3.1
6.4
Vulnerability type
CWE-79
Cross-site Scripting (XSS)
Published: 14 Feb 2026 · Updated: 10 Mar 2026 · First seen: 6 Mar 2026