FormCraft - Premium WordPress Form Builder <= 3.9.11 - Unauthenticated Stored Cross-Site Scripting via SVG File Upload
Priority LOW 38CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
The FormCraft plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 3.9.11 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00351 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-0817
- 2026-10-03 Alias added: GHSA-4qqq-vxfm-2ggv
References
More FormCraft vulnerabilities
- TI-2026-06349 FormCraft <= 3.9.14 - Unauthenticated Stored Cross-Site Scripting via Matrix Field Sub-Parameters CVSS 3.1HIGH 7.2
Sources
- CVE-2025-0817 · CVE Program
- CVE-2025-0817 · NVD
- FIRST EPSS
- GHSA-4qqq-vxfm-2ggv · 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