CVE-2022-39396
Parse Server vulnerable to Remote Code Execution via prototype pollution in MongoDB BSON parser
9.8
CRITICAL
CVSS 3.1
EPSS 38.7%
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.
How to fix CVE-2022-39396
To remediate CVE-2022-39396, upgrade the affected package to a fixed version below.
- —upgrade to 4.10.18 or later
- —upgrade to 4.10.18 or later
Is CVE-2022-39396 being exploited?
Moderate — EPSS is 38.7%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 4.10.18, >= 5.0.0, < 5.3.1
- from 0, < 4.10.18
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |