Easy Form Builder 4.0.0 - 4.1.3 - Unauthenticated Registration Policy Bypass via Login Form Type Confusion
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.
Summary
The Easy Form Builder by WhiteStudio WordPress plugin before 4.2.0 does not validate a submitted value against the stored configuration for some of its form types, allowing unauthenticated users to create WordPress accounts on a site whose owner has disabled registration.
Why it matters now
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Easy Form Builder by WhiteStudio | 4.0.0 to before 4.2.0 | 4.2.0 | Patch available | CNA |
- Easy Form Builder by WhiteStudio VendorUnknown Affected 4.0.0 to before 4.2.0 Fixed in 4.2.0 Patch available CNA
Remediation
- Fix · CNA Easy Form Builder by WhiteStudio (Unknown) Fixed in 4.2.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Easy Form Builder by WhiteStudio 4.2.0
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2026-58466 Easy Form Builder 4.0.0 - 4.1.3 - Unauthenticated Stored XSS via Form Type ConfusionPriority MEDIUM 41
Timeline
- 2026-10-02 Threatist record created from CVE-2026-85123
- 2026-10-03 Alias added: GHSA-77hc-376p-97j9
References
Sources
- CVE-2026-85123 · CVE Program
- CVE-2026-85123 · NVD
- FIRST EPSS
- GHSA-77hc-376p-97j9 · 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