Prototype pollution in Parse Server - CVE-2026-32878
Published: March 20, 2026 / Updated: March 20, 2026
Vulnerability identifier: #VU124164
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-32878
CWE-ID: CWE-1321
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Parse Community
Affected software:
Parse Server
Parse Server
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper input validation in the deep copy mechanism. A remote user can pass specially crafted input to the application and perform prototype pollution, which can result in data manipulation.
How to mitigate CVE-2026-32878
Install updates from vendor's website.