CVE-2021-4378
WP Quick FrontEnd Editor <= 5.5 - Authenticated (Subscriber+) Stored Cross-Site Scripting
- State
- Published
- Severity
- 6.4 Medium
- Published
- Jun 7, 2023
- Updated
- Apr 8, 2026
- Reserved
- Jun 6, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N | Wordfence |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
WP Quick FrontEnd Editor – WordPress Pluginlabibahmed42 |
|
References
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