Simple Basic Contact Form: Cross-site scripting
Simple Basic Contact Form is affected by cross-site scripting. The vulnerable path is reachable without authentication. Injected script can execute in the affected site's origin when the vulnerable output is viewed. The published affected range is <= 20250114.
- Component
- Simple Basic Contact Form
- Plugin slug
simple-basic-contact-form- Affected
- <= 20250114
- Safe version
> 20250114- Published
- Jun 23, 2026
- Weakness
- Not assigned
This CVE was published Jun 23, 2026 and is one of 5 known issues for this plugin.
Update, patch or deactivate.
Update Simple Basic Contact Form to a release after 20250114, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Simple Basic Contact Form WordPress plugin through 20250114 does not escape user-supplied input before reflecting it into the contact form output on validation errors, leading to a Reflected Cross-Site Scripting vulnerability that unauthenticated attackers can exploit against site visitors via a crafted link or cross-site form submission.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L