Parse Javascript SDK vulnerable to prototype pollution in `Parse.Object` and internal APIs
Summary
Prototype pollution capabilities on various APIs.
Details
Injection of malicious payload allows attacker to remotely execute arbitrary code. Parse.Object and internal APIs are affected, specifically:
ParseObject.fromJSONParseObject.pinParseObject.registerSubclassObjectStateMutations(internal)encode/decode(internal)
PoC
Demonstrative tests added as part of the fix.
References
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | parse | < 7.0.0 | 7.0.0 |
References
- https://github.com/parse-community/Parse-SDK-JS/security/advisories/GHSA-9f2h-7v79-mxw3
- https://nvd.nist.gov/vuln/detail/CVE-2025-62374
- https://github.com/parse-community/Parse-SDK-JS/pull/2749
- https://github.com/parse-community/Parse-SDK-JS/commit/00973987f361368659c0c4dbf669f3897520b132
- https://github.com/parse-community/Parse-SDK-JS
- https://github.com/parse-community/Parse-SDK-JS/releases/tag/7.0.0-alpha.1
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L- Weakness (CWE)
CWE-1321- Platform
- npm
- Package
parse- Disclosed
- 14.10.2025
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-9f2h-7v79-mxw3 - CC BY 4.0
Vulnerability history: parse
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 07.2020 10.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 3
Disclosures per year
- 2020: 1
- 2021: 0
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 2
- 2026: 0
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Parse Javascript SDK vulnerable to prototype pollution in `Parse.Object` and internal APIs this entry
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