Resource exhaustion in Parse Server - CVE-2026-33538
Published: May 5, 2026
Vulnerability identifier: #VU129731
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-33538
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to unindexed database query for unconfigured auth providers. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
Parse Server
How to mitigate CVE-2026-33538
Install updates from vendor's website.
Parse Server - addressed in versions 8.6.58, 9.6.0 alpha.52