PT-2023-12476 · WordPress · Frontend File Manager

Jerome Bruandet · Published 2023-06-07 · Updated 2023-06-13 · CVE-2021-4365

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Frontend File Manager plugin for WordPress versions up to, and including, 18.2

Description The issue is related to Unauthenticated Stored Cross-Site Scripting due to lacking authentication protections and sanitization on the wpfm edit file title desc AJAX action. This allows unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Recommendations For versions up to, and including, 18.2, update to a version that addresses the lack of authentication protections and sanitization on the wpfm edit file title desc AJAX action to prevent Unauthenticated Stored Cross-Site Scripting.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-4365

Affected Products

Frontend File Manager

References · 6

• 🔥 https://blog.nintechnet.com/wordpress-frontend-file-manager-plugin-fixed-multiple-critical-vulnerabilities · Exploit
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2554359%40nmedia-user-file-uploader&new=2554359%40nmedia-user-file-uploader&sfp_email=&sfph_mail= · Patch
• https://osv.dev/vulnerability/CVE-2021-4365 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-4365 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/a9c82154-d390-44ba-a54a-89f4bb69cdce?source=cve · Note
• https://t.me/cvenotify/52194 · Telegram Post