Vulnerability Description
The Remove Schema plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.5. This is due to missing or incorrect nonce validation on the validate() function. This makes it possible for unauthenticated attackers to modify the plugins settings 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 |
|---|---|---|
| Websitescanner | Remove Schema | <= 1.5 |
Related Weaknesses (CWE)
References
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/Not Applicable
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrfNot 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-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://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&oldPatch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/89635463-966d-4f7d-995Third Party Advisory
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/Not Applicable
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrfNot 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-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieNot Applicable
FAQ
What is CVE-2021-4403?
CVE-2021-4403 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The Remove Schema plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.5. This is due to missing or incorrect nonce validation on the validate() functio...
How severe is CVE-2021-4403?
CVE-2021-4403 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-2021-4403?
Check the references section above for vendor advisories and patch information. Affected products include: Websitescanner Remove Schema.