What is CVE-2026-8172?

CVE-2026-8172 is a high-severity vulnerability in Simple Basic Contact Form, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 7.1/10. Published 2026-06-23.

How severe is CVE-2026-8172?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Simple Basic Contact Form

CVE-2026-8172

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 unau…

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Unknown Simple Basic Contact Form — versions 0

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-8172?: CVE-2026-8172 is a high-severity vulnerability in Simple Basic Contact Form, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 7.1/10. Published 2026-06-23.
How severe is CVE-2026-8172?: High severity. CVSS v3 base score is 7.1 out of 10.