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Advanced Custom Fields CVE-2021-20867

MEDIUM
Missing Authorization (CWE-862)
2021-12-13 vultures@jpcert.or.jp
Authentication Bypass Advanced Custom Fields
6.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

1
CVE Published
Dec 13, 2021 - 07:15 nvd
MEDIUM 6.5

DescriptionNVD

Advanced Custom Fields versions prior to 5.11 and Advanced Custom Fields Pro versions prior to 5.11 contain a missing authorization vulnerability in moving the field group which may allow a user to move the unauthorized field group via unspecified vectors.

AnalysisAI

Advanced Custom Fields versions prior to 5.11 and Advanced Custom Fields Pro versions prior to 5.11 contain a missing authorization vulnerability in moving the field group which may allow a user to. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. Advanced Custom Fields versions prior to 5.11 and Advanced Custom Fields Pro versions prior to 5.11 contain a missing authorization vulnerability in moving the field group which may allow a user to move the unauthorized field group via unspecified vectors. Affected products include: Advancedcustomfields Advanced Custom Fields. Version information: prior to 5.11.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.

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CVE-2021-20867 vulnerability details – vuln.today
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