CVE-2026-16573: Bit Form < 3.2.0 - Unauthenticated Stored XSS via SVG Signature Upload

Published Aug 5, 2026
·
Updated

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, leading to Stored Cross-Site Scripting.

Affected Software

1 affected component
Bit Form WordPress plugin<3.2.0

Event History

Aug 5, 2026
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
DescriptionWeakness
Data Sourced
via NVD·07:16 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2026-16573?

CVE-2026-16573 has a risk rating of 48, indicating a moderate security vulnerability.

2

How do I fix CVE-2026-16573?

To fix CVE-2026-16573, update the Bit Form WordPress plugin to version 3.2.0 or later.

3

What type of vulnerability is CVE-2026-16573?

CVE-2026-16573 is an Unauthenticated Stored Cross-Site Scripting (XSS) vulnerability due to improper handling of SVG file uploads.

4

Who is affected by CVE-2026-16573?

Anyone using the Bit Form WordPress plugin version prior to 3.2.0 is affected by CVE-2026-16573.

5

What could an attacker do with CVE-2026-16573?

An attacker could upload a malicious SVG file that executes JavaScript, potentially compromising users when the file is viewed.

Contact

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