Broken Access Control in Advanced Custom Fields by DeliciousBrains
CVE-2026-66678

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Advanced Custom Fields: Font Awesome Field
Vendor
CVE Published:
6 August 2026

What is CVE-2026-66678?

The Advanced Custom Fields: Font Awesome Field plugin by DeliciousBrains is susceptible to a broken access control vulnerability affecting versions up to 6.1.1. This flaw could allow unauthorized users to gain access to restricted functionality, posing a risk to site security. It is crucial for users to update to the latest version to mitigate potential exploits arising from this vulnerability.

Affected Version(s)

Advanced Custom Fields: Font Awesome Field <= 6.1.1

References

https://patchstack.com/database/wordpress/plugin/advanced...
vdb-entry

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program
.