Go to homepageCyberStrike

Menu

Star on GitHub · 3.4k
Sign inDownload

CVE-2021-4383

8.1 · HIGH

The WP Quick FrontEnd Editor plugin for WordPress is vulnerable to page content injection in versions up to, and including, 5.5.

Published Jun 7, 2023CWE-862EPSS 0.79%

Overview

CVE-2021-4383 is a high-severity vulnerability. It was published on June 7, 2023 and has a CVSS 3.1 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. 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 page content injection in versions up to, and including, 5.5. This is due to missing capability checks in the plugin's page-editing functionality. This makes it possible for low-authenticated attackers, such as subscribers, to edit/create any page or post on the blog.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refblog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched/Refwordpress.org/plugins/wp-quick-front-end-editor/#developersRefwww.wordfence.com/threat-intel/vulnerabilities/id/f5492bff-cfd9-41ed-a59b-4445d5e83e86?source=cveRefblog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched/Refwordpress.org/plugins/wp-quick-front-end-editor/#developersRefwww.wordfence.com/threat-intel/vulnerabilities/id/f5492bff-cfd9-41ed-a59b-4445d5e83e86?source=cve

How CyberStrike helps

Frequently asked questions

What is CVE-2021-4383?

CVE-2021-4383 is a high-severity vulnerability. It was published on June 7, 2023 and has a CVSS 3.1 base score of 8.1 (HIGH).

How severe is CVE-2021-4383?

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-4383?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2021-4383?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-4383 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related HIGH CVEs from 2021

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999
LiveWatch live →