PT-2023-12489 · WordPress · Wp Quick Frontend Editor

Jerome Bruandet · Published 2023-06-07 · Updated 2023-06-13 · CVE-2021-4378

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions WP Quick FrontEnd Editor plugin for WordPress versions up to and including 5.5

Description The issue arises from insufficient input sanitization and output escaping, allowing authenticated attackers with minimal permissions to inject arbitrary web scripts in pages. These scripts will execute whenever a user accesses an injected page.

Recommendations For WP Quick FrontEnd Editor plugin for WordPress versions up to and including 5.5, update to a version that addresses the insufficient input sanitization and output escaping issue to prevent stored cross-site scripting attacks.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-4378

Affected Products

Wp Quick Frontend Editor

References · 4

• 🔥 https://blog.nintechnet.com/multiple-vulnerabilities-in-wordpress-wp-quick-frontend-editor-plugin-unpatched · Exploit
• https://osv.dev/vulnerability/CVE-2021-4378 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4378 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/ed137706-1313-4bff-882b-13d9fa11498c?source=cve · Note