CVE-2021-4386

Description

The WP Security Question plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.0.5. This is due to missing or incorrect nonce validation on the save() function. This makes it possible for unauthenticated attackers to modify the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

8.8

CVSS

Severity: High

CVSS 3.1 •

EPSS 0.29%

Third-Party Advisory nintechnet.com Third-Party Advisory nintechnet.com Third-Party Advisory nintechnet.com Third-Party Advisory nintechnet.com Third-Party Advisory nintechnet.com Third-Party Advisory nintechnet.com Third-Party Advisory nintechnet.com Third-Party Advisory wordfence.com

Affected: flippercode WP Security Question

References

Link	Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/23f9d758-4b5e-44e5-9f58-a37b01c4ffdb?source=cve	third 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-csrf-attacks/	third party advisory
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/	third party advisory
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/	third party advisory
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/	third party advisory
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/	third party advisory
https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/	third party advisory
https://plugins.trac.wordpress.org/browser/wp-security-questions/trunk/modules/settings/model.settings.php#L34	not applicable

Frequently Asked Questions

What is the severity of CVE-2021-4386?: CVE-2021-4386 has been scored as a high severity vulnerability.
How to fix CVE-2021-4386?: To fix CVE-2021-4386, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-4386 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-4386 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-4386?: CVE-2021-4386 affects flippercode WP Security Question.