What the vulnerability does
01Description
Insertion of Sensitive Information Into Sent Data vulnerability in airesvsg ACF to REST API acf-to-rest-api allows Retrieve Embedded Sensitive Data.This issue affects ACF to REST API: from n/a through <= 3.3.4.
Explanation of Vulnerability in Simple Terms
02Summary
ACF to REST API versions 3.3.4 and earlier expose sensitive information through the REST API without proper access controls. An unauthenticated attacker can read data that should be restricted. The vulnerability affects all installations using this plugin up to the stated version. Site administrators should update immediately to a patched release.
What an attacker can do
03Attacker Capabilities
Read sensitive data via the REST API without authentication.
Potential impact on your site
04Site Impact
Unauthorized users can access restricted information exposed through the REST API.
Conditions required to exploit
05Prerequisites
Network access to the site; no authentication or user interaction required.
Key dates
06Disclosure timeline
October 27, 2025
CVE published
April 28, 2026
Record updated