CVE-2026-94504

Description

Ninja Forms 3.15.3 stores an anonymous non-RTE textarea value and renders it without safe HTML encoding in the legacy submission editor. An attacker can break out of the textarea with stored script. When an Administrator opens the attacker-known direct submission URL, the script runs in the WordPress admin origin.

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Produits concernés

• kstover Ninja Forms – Contact Form Builder with Calculators, Quizzes, Signatures & AI Form Builder

Scores CVSS

Faiblesses (CWE)

• CWE-79

Références

• https://plugins.trac.wordpress.org/browser/ninja-forms/tags/3.15.3/includes/Database/Models/Submission.php#L205
• https://plugins.trac.wordpress.org/browser/ninja-forms/tags/3.15.3/includes/Fields/Textarea.php#L35
• https://plugins.trac.wordpress.org/browser/ninja-forms/tags/3.15.3/includes/Templates/admin-metabox-sub-fields.html.php#L23
• https://plugins.trac.wordpress.org/browser/ninja-forms/trunk/includes/Fields/Textarea.php#L35
• https://plugins.trac.wordpress.org/changeset?reponame=&new=3705719%40ninja-forms%2Ftags%2F3.15.4&old=3685242%40ninja-forms%2Ftags%2F3.15.3
• https://www.wordfence.com/threat-intel/vulnerabilities/id/c599a562-5218-4b37-bcf7-0e82008a4e68?source=cve

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories