CVE-2026-86799
High
Description
The Forms WordPress plugin before 3.0.2 does not sanitise submitted form values on storage, nor escape them before outputting them on the form submissions screen in the administration dashboard, allowing unauthenticated users to inject arbitrary web scripts that will execute in the browser of any administrator viewing the submissions.
SeverityHigh
CVSS8.8
Exploit probability—
ProductForms
PublishedOct 14, 2026
First seenOct 14, 2026
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- Forms3.0.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Forms | v < 3.0.2 | 3.0.2 |
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