CVE-2022-2594

Advanced Custom Fields 5.0-5.12.2 - Unauthenticated File Upload

HIGH

8.8

CVSS Score

Published: August 22, 2022 at 03:05 PM UTC

Updated: June 17, 2026 at 04:42 AM UTC

2 products affected across 2 vendorsAdvanced Custom FieldsAdvanced Custom Fields

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Severity

HIGH8.8

Exploit prediction

EPSS 2%

Description

The Advanced Custom Fields WordPress plugin before 5.12.3, Advanced Custom Fields Pro WordPress plugin before 5.12.3 allows unauthenticated users to upload files allowed in a default WP configuration (so PHP is not possible) if there is a frontend form available. This vulnerability was introduced in the 5.0 rewrite and did not exist prior to that release.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Advanced Custom Fields · Advancedcustomfieldswordpress-plugin

95%

5.0.0 ≤ v < 5.12.3

Affected range stops below 5.12.3, so it looks safe — our inference, not a vendor statement

Advanced Custom Fields · Todowordpress-plugin

60%

v < 5.12.35.0 ≤ v < 5.0*5.0

Affected range stops below 5.0*, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.12.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_MISCExploitThird Party Advisory

Source: [email protected]

https://wpscan.com/vulnerability/3fde5336-552c-4861-8b4d-89a16735c0e2

x_refsource_MISCThird Party Advisory

Source: [email protected]

https://www.pritect.net/blog/advanced-custom-fields-5-12-3-can-allow-unauthenticated-users-to-upload-arbitrary-files

CVSS

8.8HIGH[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-434

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