CVE-2021-24165

MEDIUM 6.1CVE-2021-24165 · Published 05/04/2021 · updated 17/06/2026

In short

CVE-2021-24165 is a MEDIUM (CVSS 6.1) vulnerability affecting ninja forms (ninjaforms).
Chance of exploitation in the next 30 days (EPSS): 1.6%, higher than 76.4% of all vulnerabilities.
Fix: update to 3.4.34 or later.

Package	Affected versions	Patched versions
ninja forms ninjaforms	`< 3.4.34`	`3.4.34`

Description

In the Ninja Forms Contact Form WordPress plugin before 3.4.34, the wp_ajax_nf_oauth_connect AJAX action was vulnerable to open redirect due to the use of a user supplied redirect parameter and no protection in place.

References

wpscan.com/vulnerability/6147acf5-e43f-47e6-ab56-c9c8be584818 · Exploit
wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms · Third Party Advisory

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Package

Affected versions

Patched versions

ninja forms

ninjaforms

< 3.4.34

3.4.34

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