XSS in Bit Form

CVE-2025-15669

The Bit Form WordPress plugin before 3.1.4 does not sanitise one of its conversational-form display settings before rendering it on the public-facing form, allowing high-privilege users (such as administrators, who do not hold the unfiltered_html capability on multisite) to store JavaScript that executes in the browser of any visitor who views the form.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (6.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

  • Unknown Bit Form — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-15669?
CVE-2025-15669 is a medium-severity vulnerability in Bit Form, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2026-08-01.
How severe is CVE-2025-15669?
Medium severity. CVSS v3 base score is 4.8 out of 10.