Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/ninja-forms/tags/3.15.3/includes/Data
- https://plugins.trac.wordpress.org/browser/ninja-forms/tags/3.15.3/includes/Fiel
- https://plugins.trac.wordpress.org/browser/ninja-forms/tags/3.15.3/includes/Temp
- https://plugins.trac.wordpress.org/browser/ninja-forms/trunk/includes/Fields/Tex
- https://plugins.trac.wordpress.org/changeset?reponame=&new=3705719%40ninja-forms
- https://www.wordfence.com/threat-intel/vulnerabilities/id/c599a562-5218-4b37-bcf
FAQ
What is CVE-2026-94504?
CVE-2026-94504 is a vulnerability with a CVSS score of 7.2 (HIGH). 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. W...
How severe is CVE-2026-94504?
CVE-2026-94504 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-94504?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.