XSS in Ninjaforms Ninja Forms
CVE-2025-2561
The Ninja Forms WordPress plugin before 3.10.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (14.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Ninjaforms Ninja Forms
- Ninja Forms — versions 0
Weakness classification (CWE)
References
- wpscan.com/vulnerability/4a2074a3-a479-4473-92fb-04397f20dd86/ (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2025-2561?
- CVE-2025-2561 is a medium-severity vulnerability in Ninjaforms Ninja Forms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2025-05-19.
- How severe is CVE-2025-2561?
- Medium severity. CVSS v3 base score is 4.8 out of 10.