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CVE-2022-39313

Parse Server crashes when receiving file download request with invalid byte range

HIGH
7.5
CVSS Score
Published: October 24, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:58 AM UTC
2 products affected across 2 vendorsParse ServerParse Server

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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Versions prior to 4.10.17, and prior to 5.2.8 on the 5.x branch, crash when a file download request is received with an invalid byte range, resulting in a Denial of Service. This issue has been patched in versions 4.10.17, and 5.2.8. There are no known workarounds.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Parse Server· Parseplatformnpm
95%
v < 4.10.175.0.0 ≤ v < 5.2.8
Affected range stops below 4.10.17, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.2.8, so it looks safe — our inference, not a vendor statement
Parse Server· Parse Communitynpm
60%
v < 4.10.17v < 5.2.8
Affected range stops below 4.10.17, so it looks safe — our inference, not a vendor statement
Affected range stops below 5.2.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory
Source: [email protected]
https://github.com/parse-community/parse-server/security/advisories/GHSA-h423-w6qv-2wj3

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-1284

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