Forminator Forms < 1.57.1 - Unauthenticated Multisite Site Creation and Privilege Escalation

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-19220
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-26 06:16:25 UTC
Updated2026-08-26 16:30:52 UTC
DescriptionThe Forminator Forms WordPress plugin before 1.57.1 does not verify that site registration is enabled on the network before creating a site signup, allowing unauthenticated visitors to create a new site on a WordPress multisite network and gain administrator privileges on it.

Risk And Classification

Primary CVSS: v3.1 3.7 LOW from ADP

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS: 0.001610000 probability, percentile 0.054830000 (date 2026-08-26)

Problem Types: CWE-269 | CWE-269 Improper Privilege Management | CWE-269 CWE-269 Improper Privilege Management

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED3.7LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary3.7LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown Forminator Forms affected 1.57.1 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/99e2a045-15cb-4c58-8090-1f92474f6485 [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jakub Herman (en)

CNA: WPScan (en)

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