CVE-2021-24448: Profile Builder < 3.4.8 - Authenticated Stored XSS

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-08-02 · updated 2026-06-17
Weakness: CWE-79

Description

The User Registration & User Profile – Profile Builder WordPress plugin before 3.4.8 does not sanitise or escape its 'Modify default Redirect Delay timer' setting, allowing high privilege users to use JavaScript code in it, even when the unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue

Affected products

cozmoslabs User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor: before 3.4.8 — fixed in 3.4.8

How to fix

Upgrade to a fixed version: cozmoslabs User Profile Builder – Beautiful User Registration Forms, User Profiles & User Role Editor 3.4.8. Check the vendor advisory for mitigations.

References

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