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CVE-2021-20866

Quick assessment

Affected
Delicious Brains Advanced Custom Fields and Advanced Custom Fields Pro
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.

Delicious Brains Advanced Custom Fields是加拿大Delicious Brains公司的一个高级自定义字段插件。 Delicious Brains Advanced Custom Fields 插件存在安全漏洞，该漏洞源于缺少与获取用户列表相关的授权。攻击者可利用该漏洞获取用户没有权限获取的信息列表。

AI Predicted 4.3 Difficulty: Easy EPSS 1.66% · P76

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-20866

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Advanced Custom Fields versions prior to 5.11 and Advanced Custom Fields Pro versions prior to 5.11 contain a missing authorization vulnerability in obtaining the user list which may allow a user to obtain the unauthorized information via unspecified vectors.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Delicious Brains Advanced Custom Fields 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Delicious Brains Advanced Custom Fields是加拿大Delicious Brains公司的一个高级自定义字段插件。 Delicious Brains Advanced Custom Fields 插件存在安全漏洞，该漏洞源于缺少与获取用户列表相关的授权。攻击者可利用该漏洞获取用户没有权限获取的信息列表。
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
Delicious Brains Advanced Custom Fields and Advanced Custom Fields Pro versions prior to 5.11 -

II. Public POCs for CVE-2021-20866

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III. Intelligence Information for CVE-2021-20866

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Vendor Advisories for CVE-2021-20866 (1)

Vendor Pages for CVE-2021-20866 (1)

Same Patch Batch · Delicious Brains · 2021-12-13 · 3 CVEs total

CVE-2021-20865 Delicious Brains Advanced Custom Fields 安全漏洞
CVE-2021-20867 Delicious Brains Advanced Custom Fields 安全漏洞

IV. Related Vulnerabilities

Same product: Advanced Custom Fields and Advanced Custom Fields Pro
Same vendor: Delicious Brains

V. Comments for CVE-2021-20866

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