CVE-2026-15989 Super Forms – Drag & Drop Form Builder - Privilege Escalation

Super Forms – Drag & Drop Form Builder plugin for WordPress <= 6.3.316 contains a privilege escalation caused by improper validation of the 'role' key in Register & Login add-on's before_email_success_msg() function, letting unauthenticated attackers register as administrators by injecting role=administrator in registration forms, exploit requires no authentication.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
Proof of concept available
Authentication
Not required
EPSS
0.29% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
1 October 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to the latest version of Super Forms – Drag & Drop Form Builder plugin.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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