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4.4
Carta Online plugin for WordPress: Stored XSS via admin settings
CVE-2026-1071
Summary
The Carta Online plugin for WordPress has a security issue that allows attackers with admin access to inject malicious code into certain pages. This only affects multi-site installations and websites where certain security settings are disabled. To protect your site, update the Carta Online plugin to the latest version or consider removing it if you don't use it.
Original title
The Carta Online plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.13.0 due to insufficient input sanitization and output ...
Original description
The Carta Online plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.13.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
nvd CVSS3.1
4.4
Vulnerability type
CWE-79
Cross-site Scripting (XSS)
Published: 7 Mar 2026 · Updated: 13 Mar 2026 · First seen: 7 Mar 2026