CVE-2023-37979 HIGH

CVE-2023-37979: WordPress Ninja Forms Plugin <= 3.6.25 is vulnerable to Cross Site Scripting (XSS)

Vendor Saturday Drive
Product Ninja Forms Contact Form
Weakness CWE-79 · XSS
Published July 27, 2023
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Saturday Drive Ninja Forms Contact Form plugin <= 3.6.25 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Ninja Forms Contact Form versions up to 3.6.25 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into form submissions. When a site visitor views a form containing attacker-controlled input, the script executes in their browser. This can lead to session hijacking, credential theft, or malware distribution. The vulnerability requires user interaction but affects multiple users across the site.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in visitors' browsers when they view or submit a form.

Potential impact on your site

04Site Impact

Visitors' sessions and credentials can be compromised; site reputation and user trust are at risk.

Conditions required to exploit

05Prerequisites

Attacker must craft a malicious form submission; victim must view the affected form or submission data.

Key dates

06Disclosure timeline

July 27, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-17571 Fluent Forms <= 6.2.8 - Reflected Cross-Site Scripting via 'param' CVE-2026-15100 Post Grid Gutenberg Blocks <= 5.0.32 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'searchnoresult' Block Attribute CVE-2026-65522 WordPress Manual - Documentation, Knowledge Base & Education WordPress theme theme <= 7.5.4 - Cross Site Scripting (XSS) vulnerability CVE-2026-15016 Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions <= 3.8.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-13425 Database for CF7 <= 1.2.6 - Unauthenticated Stored Cross-Site Scripting via Array Form Field Values