CVE-2025-3794: WPForms Lite <= 1.9.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'start_timestamp' Parameter
Description
The WPForms – Easy Form Builder for WordPress – Contact Forms, Payment Forms, Surveys, & More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the start_timestamp parameter in all versions up to, and including, 1.9.5 due to insufficient input sanitization and output escaping. 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.
Classification
CVE ID: CVE-2025-3794
CVSS Base Severity: MEDIUM
CVSS Base Score: 5.4
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Problem Types
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Affected Products
Vendor: smub
Product: WPForms – Easy Form Builder for WordPress – Contact Forms, Payment Forms, Surveys, & More
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.03% (probability of being exploited)
EPSS Percentile: 6.61% (scored less or equal to compared to others)
EPSS Date: 2025-06-07 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-3794https://www.wordfence.com/threat-intel/vulnerabilities/id/179eb680-e8d8-4918-96e3-e67217771c29?source=cve
https://plugins.trac.wordpress.org/browser/wpforms-lite/tags/1.9.4.2/assets/js/frontend/wpforms.js#L3154