Parse Javascript SDK vulnerable to prototype pollution in `Parse.Object` and internal APIs

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-62374
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-10-14 20:15:53 UTC
Updated2026-10-08 12:10:00 UTC
DescriptionParse Javascript SDK provides access to the powerful Parse Server backend from your JavaScript app. Prior to 7.0.0, injection of malicious payload allows attacker to remotely execute arbitrary code. ParseObject.fromJSON, ParseObject.pin, ParseObject.registerSubclass, ObjectStateMutations (internal), and encode/decode (internal) are affected. This vulnerability is fixed in 7.0.0.

Risk And Classification

Primary CVSS: v3.1 6.4 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L

EPSS: 0.004100000 probability, percentile 0.331760000 (date 2026-10-08)

Problem Types: CWE-1321 | CWE-1321 CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L
3.1CNADECLARED6.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Parse-community Parse-SDK-JS affected < 7.0.0-alpha.1 Not specified

References

ReferenceSourceLinkTags
github.com/parse-community/Parse-SDK-JS/commit/00973987f361368659c0c4dbf... [email protected] github.com
github.com/parse-community/Parse-SDK-JS/pull/2749 [email protected] github.com
github.com/parse-community/Parse-SDK-JS/releases/tag/7.0.0-alpha.1 [email protected] github.com
github.com/parse-community/Parse-SDK-JS/security/advisories/GHSA-9f2h-7v... [email protected] github.com
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