CSRF in Ninjaforms Ninja Forms

CVE-2021-24166

The wp_ajax_nf_oauth_disconnect from the Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress WordPress plugin before 3.4.34 had no nonce protection making it possible for attackers to craft a request to disconnect a site's OAuth connection.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (37.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-24166: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

  • Ninjaforms Ninja Forms
  • Ninja Forms Contact Form – The Drag And Drop Builder For WordPress — versions 3.4.34

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24166?
CVE-2021-24166 is a medium-severity vulnerability in Ninjaforms Ninja Forms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2021-04-05.
How severe is CVE-2021-24166?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24166 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.