CVE-2026-4388

Form Maker by 10Web <= 1.15.40 - Unauthenticated Stored Cross-Site Scripting via Matrix Field Text Box

HIGH
7.2
CVSS Score
Published: April 14, 2026 at 02:25 AM UTC
Updated: June 17, 2026 at 10:56 AM UTC
1 product affected across 1 vendorForm Maker

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Severity
HIGH7.2
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

The Form Maker by 10Web plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Matrix field (Text Box input type) in form submissions in all versions up to, and including, 1.15.40. This is due to insufficient input sanitization (`sanitize_text_field` strips tags but not quotes) and missing output escaping when rendering submission data in the admin Submissions view. This makes it possible for unauthenticated attackers to inject arbitrary JavaScript through a form submission that executes in the browser of an administrator who views the submission details.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Form Maker· 10WEBwordpress-plugin
60%
v ≤ 1.15.40

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHWordfence
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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