NinjaForms < 3.5.8.2 - Admin+ Stored Cross-Site Scripting
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
The Ninja Forms Contact Form WordPress plugin before 3.5.8.2 does not sanitise and escape the custom class name of the form field created, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
Why it matters now
EPSS 0.00617 49th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress (Unknown): 3.5.8.2
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress | 3.5.8.2 to before 3.5.8.2 | 3.5.8.2 | Patch available | CNA |
- Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress VendorUnknown Affected 3.5.8.2 to before 3.5.8.2 Fixed in 3.5.8.2 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ninjaforms:contact_form:*:*:*:*:*:wordpress:*:* | before 3.5.8.2 | Vulnerable | Saturday Drive |
- cpe:2.3:a:ninjaforms:contact_form:*:*:*:*:*:wordpress:*:* Versions before 3.5.8.2 Vulnerable ·Saturday Drive
Remediation
- Fix · CNA Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress (Unknown) Fixed in 3.5.8.2
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24381
- 2026-10-03 Alias added: GHSA-57gv-mm7f-cwg6
References
Sources
- CVE-2021-24381 · CVE Program
- CVE-2021-24381 · NVD
- FIRST EPSS
- GHSA-57gv-mm7f-cwg6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences