Vulnerability · Published Sep 19, 2026 · Assigned by WPScan
CVE-2026-92403Secure Custom Fields < 6.9.4 - Unauthenticated Post Modification via Front-End Form ID Substitution
Low 3.7
In plain English
A low-severity incorrect authorization in Secure Custom Fields from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities).
Severity (CVSS 3.1)3.7Low
Exploit odds (30 days)0.3%top 81.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Secure Custom Fields | 0 – before 6.9.4 |
Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- https://wpscan.com/vulnerability/740341ca-6419-4980-8ee9-d9e5c0f8df92/ exploit, vdb-entry, technical-description