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Medium severity6.4NVD Advisory· Published Jun 7, 2023· Updated Apr 8, 2026

CVE-2021-4378

CVE-2021-4378

Description

The WP Quick FrontEnd Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 5.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with minimal permissions like subscribers, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

2
  • Webdevocean/Wp Quick Frontend Editor2 versions
    cpe:2.3:a:webdevocean:wp_quick_frontend_editor:*:*:*:*:*:wordpress:*:*+ 1 more
    • cpe:2.3:a:webdevocean:wp_quick_frontend_editor:*:*:*:*:*:wordpress:*:*range: <=5.5
    • (no CPE)range: <=5.5

Patches

Vulnerability mechanics

References

2

News mentions

0

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