Secure Custom Fields < 6.9.4 - Unauthenticated Post Modification via Front-End Form ID Substitution

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-92403
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-19 07:16:33 UTC
Updated2026-09-21 13:34:57 UTC
DescriptionThe Secure Custom Fields WordPress plugin before 6.9.4 does not properly verify that a front-end form submission corresponds to the form that was rendered to the visitor, allowing unauthenticated users to submit against a different registered form and modify the title and content of the post that form is bound to.

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: 0.001580000 probability, percentile 0.053750000 (date 2026-09-22)

Problem Types: CWE-863 | CWE-863 Incorrect Authorization | CWE-863 CWE-863 Incorrect Authorization

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 Secure Custom Fields affected 6.9.4 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/740341ca-6419-4980-8ee9-d9e5c0f8df92 [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: Charles Vosburgh (en)

CNA: WPScan (en)

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