What’s Vulnerable › Vulnerabilities

CVE-2021-4371: WP Quick FrontEnd Editor <= 5.5 - Authenticated Settings Change

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-06-07 · updated 2026-06-17
• Weakness: CWE-862

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.

Affected products

• Pluginmirror Wp Quick Frontend Editor: through 5.5

References

• https://blog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched/
• https://wordpress.org/plugins/wp-quick-front-end-editor/#developers
• https://www.wordfence.com/threat-intel/vulnerabilities/id/c392750b-ae4a-48b5-9ccb-43852fb13e27?source=cve
• https://blog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched/
• https://wordpress.org/plugins/wp-quick-front-end-editor/#developers
• https://www.wordfence.com/threat-intel/vulnerabilities/id/c392750b-ae4a-48b5-9ccb-43852fb13e27?source=cve

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