PT-2021-15914 · WordPress · Ninja Forms Contact Form

Rodel Plasabas · Published 2021-10-25 · Updated 2021-10-28 · CVE-2021-24381

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Ninja Forms Contact Form WordPress plugin versions prior to 3.5.8.2

Description The issue allows high privilege users to perform Cross-Site Scripting attacks due to the lack of sanitization and escaping of the custom class name of the form field created. This is possible even when the unfiltered html capability is disallowed.

Recommendations For versions prior to 3.5.8.2, update to version 3.5.8.2 or later to resolve the issue.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24381

Affected Products

Ninja Forms Contact Form

References · 3

• 🔥 https://wpscan.com/vulnerability/e383fae6-e0da-4aba-bb62-adf51c01bf8d · Exploit
• https://osv.dev/vulnerability/CVE-2021-24381 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24381 · Security Note