CVE-2026-92403

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

Published Sep 19, 2026 CVSS 3.1 · 3.7 Low EPSS < 1% KEV · Not listed
Description
The 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions secure Custom Fields
Vendors & Products Wordpress-extensions
Wordpress-extensions secure Custom Fields
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-284
CWE-639
Type Values Removed Values Added
Weaknesses CWE-863
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N'}

Type Values Removed Values Added
Weaknesses CWE-284
CWE-639
Type Values Removed Values Added
Description The 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.
Title Secure Custom Fields < 6.9.4 - Unauthenticated Post Modification via Front-End Form ID Substitution
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Sep 19, 2026, 1:17 PM
Reserved
Sep 16, 2026, 8:52 AM
Status
Deferred
Published
Sep 19, 2026, 7:16 AM
Modified
Sep 21, 2026, 1:34 PM