PT-2021-16035 · WordPress · The Form Builder | Create Responsive Contact Forms

Felipe Restrepo Rodriguez · Published 2021-09-06 · Updated 2021-09-09 · CVE-2021-24513

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions The Form Builder | Create Responsive Contact Forms WordPress plugin versions prior to 1.9.8.4

Description The issue allows high privilege users, such as admins, to set Cross-Site Scripting payload in the Form Title, even when the unfiltered html capability is disallowed, due to the lack of sanitization or escaping of the Form Title.

Recommendations For versions prior to 1.9.8.4, update to version 1.9.8.4 or later to resolve the issue. As a temporary workaround, consider restricting the ability of high privilege users to set the Form Title until a patch is applied.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24513

Affected Products

The Form Builder | Create Responsive Contact Forms

References · 4

• 🔥 https://wpscan.com/vulnerability/a1dc0ea9-51dd-43c3-bfd9-c5106193aeb6 · Exploit
• https://osv.dev/vulnerability/CVE-2021-24513 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24513 · Security Note
• https://t.me/cibsecurity/28279 · Telegram Post