CVE-2021-4371
4.3 · MEDIUMOverview
CVE-2021-4371 is a medium-severity vulnerability affecting pluginmirror wp_quick_frontend_editor. It was published on June 7, 2023 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
The WP Quick FrontEnd Editor plugin for WordPress is vulnerable to Setting Changs in versions up to, and including, 5.5. This is due to lacking both a security nonce and a capabilities check. This makes it possible for low-authenticated attackers to change plugin settings even when they do not have the capabilities to do so.
Remediation
Check the references section for vendor advisories and patches from pluginmirror. Update wp_quick_frontend_editor to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| pluginmirror | wp_quick_frontend_editor | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-4371?
CVE-2021-4371 is a medium-severity vulnerability affecting pluginmirror wp_quick_frontend_editor. It was published on June 7, 2023 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2021-4371?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-4371?
Check the references section for vendor advisories and patches from pluginmirror. Update wp_quick_frontend_editor to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-4371?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-4371 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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