What is CVE-2026-16573?

CVE-2026-16573 is a high-severity vulnerability in Bit Form, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2026-08-05.

How severe is CVE-2026-16573?

High severity. CVSS v3 base score is 7.5 out of 10.

XSS in Bit Form

CVE-2026-16573

The Bit Form WordPress plugin before 3.2.0 does not sanitize an uploaded signature image before storing it, allowing unauthenticated attackers to upload a crafted SVG file containing JavaScript that executes when the file is viewed, leadi…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Unknown Bit Form — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2026-16573?: CVE-2026-16573 is a high-severity vulnerability in Bit Form, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2026-08-05.
How severe is CVE-2026-16573?: High severity. CVSS v3 base score is 7.5 out of 10.