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CVE-2026-66678— WordPress Advanced Custom Fields: Font Awesome Field plugin <= 6.1.1 - Broken Access Control vulnerability

Quick assessment

Affected
Justin Kruit Advanced Custom Fields: Font Awesome Field
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress Advanced Custom Fields: Font Awesome Field是WordPress基金会的一款为自定义字段添加图标选择功能的插件。 WordPress Advanced Custom Fields: Font Awesome Field 6.1.1及之前版本存在授权问题漏洞，该漏洞源于贡献者角色的访问控制不当。

CVSS 4.3 · Medium EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Justin Kruit Advanced Custom Fields: Font Awesome Field n/a≤ 6.1.1 affected
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I. Basic Information for CVE-2026-66678

Vulnerability Information
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Vulnerability Title
WordPress Advanced Custom Fields: Font Awesome Field plugin <= 6.1.1 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Contributor Broken Access Control in Advanced Custom Fields: Font Awesome Field <= 6.1.1 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Advanced Custom Fields: Font Awesome Field 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Advanced Custom Fields: Font Awesome Field是WordPress基金会的一款为自定义字段添加图标选择功能的插件。 WordPress Advanced Custom Fields: Font Awesome Field 6.1.1及之前版本存在授权问题漏洞，该漏洞源于贡献者角色的访问控制不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Justin Kruit Advanced Custom Fields: Font Awesome Field n/a ~ 6.1.1 -

II. Public POCs for CVE-2026-66678

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III. Intelligence Information for CVE-2026-66678

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Other References for CVE-2026-66678 (1)

IV. Related Vulnerabilities

Same product: Advanced Custom Fields: Font Awesome Field
Same vendor: Justin Kruit
Same weakness: CWE-862

V. Comments for CVE-2026-66678

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