SB2026040787 - Incorrect authorization in Parse Server
Published: April 7, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Incorrect authorization (CVE-ID: CVE-2026-29182)
The vulnerability allows a remote user to create, modify, and delete Cloud Hooks and start Cloud Jobs to exfiltrate data.
The vulnerability exists due to incorrect authorization in Cloud Hooks and Cloud Jobs endpoints when handling mutating requests authenticated with the readOnlyMasterKey. A remote privileged user can send crafted mutating requests using the readOnlyMasterKey to create, modify, and delete Cloud Hooks and start Cloud Jobs to exfiltrate data.
Only deployments that use the readOnlyMasterKey option are vulnerable.
Remediation
Install update from vendor's website.