CVE-2026-16573

Bit Form < 3.2.0 - Unauthenticated Stored XSS via SVG Signature Upload

Published Aug 5, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-105
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Bit Form
Bit Form bit Form
Wordpress
Wordpress wordpress
Vendors & Products Bit Form
Bit Form bit Form
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Weaknesses CWE-105
CWE-79
Type Values Removed Values Added
Description 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.
Title Bit Form < 3.2.0 - Unauthenticated Stored XSS via SVG Signature Upload
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Aug 5, 2026, 2:11 PM
Reserved
Jul 22, 2026, 12:56 PM
Status
Deferred
Published
Aug 5, 2026, 7:16 AM
Modified
Aug 26, 2026, 4:31 PM