CVE-2022-39396

Parse Server vulnerable to Remote Code Execution via prototype pollution in MongoDB BSON parser

State: Published
Severity: 9.8 Critical
Published: Nov 10, 2022
Updated: Apr 23, 2025
Reserved: Sep 2, 2022

Description

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Versions prior to 4.10.18, and prior to 5.3.1 on the 5.X branch, are vulnerable to Remote Code Execution via prototype pollution. An attacker can use this prototype pollution sink to trigger a remote code execution through the MongoDB BSON parser. This issue is patched in version 5.3.1 and in 4.10.18. There are no known workarounds.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Affected Products

Product	Versions
parse-serverparse-community	< 4.10.18Affected >= 5.0.0, < 5.3.1Affected

References

https://github.com/parse-community/parse-server/security/advisories/GHSA-prm5-8g2m-24gg

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