Intel

AIKIDO-2026-10139

waterhole/core is vulnerable to Exposure of Sensitive Information to an Unauthorized Actor

Exposure of Sensitive Information to an Unauthorized Actor Pre-CVE
Found by Aikido Intel before public disclosure or CVE publication.
Published Feb 9, 2026

21

Low Risk

This Affects:

PHPwaterhole/core
0.1.0 - 0.5.0
Fixed in 0.6.0
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TL;DR

Affected versions of this package exposed sensitive user information through a JSON:API endpoint due to insufficient access control and inadequate handling of deleted resources. An attacker could exploit this by querying the API to enumerate or retrieve data from soft-deleted posts or restricted records before masking and locking were enforced. By abusing predictable identifiers or filters, unauthorized users could access confidential fields that should have been hidden or protected by proper authorization checks.

Who does this affect?

You are affected if you are using a version that falls within the vulnerable range.

Background info

waterhole/core is vulnerable to Exposure of Sensitive Information to an Unauthorized Actor in versions 0.1.0 - 0.5.0.

How to fix this

Upgrade the waterhole/core library to the patch version.