Missing Authorization in Parse Server - CVE-2026-30850
Published: April 6, 2026
Vulnerability identifier: #VU124975
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-30850
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to missing authorization in the file metadata endpoint when handling requests for file metadata. A remote attacker can send a crafted GET request to disclose sensitive information.
Only user-defined file metadata is exposed; file content remains protected.
Affected software
Parse Server
How to mitigate CVE-2026-30850
Install security update from vendor's website.
Parse Server - addressed in versions 8.6.9, 9.5.0 alpha.9