Vulnerability Description
The Custom Banners plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.2.2 This is due to missing or incorrect nonce validation on the saveCustomFields() function. This makes it possible for unauthenticated attackers to save custom fields via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Goldplugins | Custom Banners | <= 3.2.2 |
Related Weaknesses (CWE)
References
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/Third Party Advisory
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrfNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&oldPatch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/8f4c086d-8209-4212-9d9Third Party Advisory
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/Third Party Advisory
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrfNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
FAQ
What is CVE-2021-4407?
CVE-2021-4407 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The Custom Banners plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.2.2 This is due to missing or incorrect nonce validation on the saveCustomFields...
How severe is CVE-2021-4407?
CVE-2021-4407 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-4407?
Check the references section above for vendor advisories and patch information. Affected products include: Goldplugins Custom Banners.