CVE-2021-20865

7.5 highEPSS 2.6%

High (7.5) in advancedcustomfields advanced custom fields. EPSS 2.6% chance of exploitation in the next 30 days.

Advanced Custom Fields versions prior to 5.11 and Advanced Custom Fields Pro versions prior to 5.11 contain a missing authorization vulnerability in browsing database which may allow a user to browse unauthorized data via unspecified vectors.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 2.6% chance of exploitation in the next 30 days; higher than 85% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2021-12-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

advancedcustomfields:advanced_custom_fields

References

https://jvn.jp/en/jp/JVN09136401/index.html
https://wordpress.org/plugins/advanced-custom-fields/
https://www.advancedcustomfields.com/
https://jvn.jp/en/jp/JVN09136401/index.html
https://wordpress.org/plugins/advanced-custom-fields/

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