An HTML injection vulnerability exists in WordPress plugin "Advanced Custom Fields" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00041.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Wordpress
  • Wordpress
Wpengine
  • Advanced Custom Fields

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Wordpress
  • Wordpress
Wpengine
  • Advanced Custom Fields
Advisories
Source ID Title
EUVD EUVD EUVD-2025-23979 An HTML injection vulnerability exists in WordPress plugin "Advanced Custom Fields" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/jp/JVN21048820/ cve-icon cve-icon
https://www.advancedcustomfields.com/blog/acf-6-4-3-security-release/ cve-icon cve-icon
History

Tue, 12 Aug 2025 08:00:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Wpengine
Wpengine advanced Custom Fields
Vendors & Products Wordpress
Wordpress wordpress
Wpengine
Wpengine advanced Custom Fields

Fri, 08 Aug 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 08 Aug 2025 04:45:00 +0000

Type Values Removed Values Added
Description An HTML injection vulnerability exists in WordPress plugin "Advanced Custom Fields" prior to 6.4.3. If this vulnerability is exploited, crafted HTML code may be rendered and page display may be tampered.
Weaknesses CWE-94
References
Metrics cvssV3_0

{'score': 3.4, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N'}

cvssV4_0

{'score': 4.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2025-08-08T16:11:14.551Z

Reserved: 2025-08-01T05:50:41.871Z

Link: CVE-2025-54940

cve-icon Vulnrichment

Updated: 2025-08-08T16:11:10.475Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-08-08T05:15:32.317

Modified: 2025-08-08T20:30:18.180

Link: CVE-2025-54940

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-08-12T07:49:21Z