parse is vulnerable to prototype pollution

Description

parse is a package designed to parse JavaScript SDK. A Prototype Pollution vulnerability in the SingleInstanceStateController.initializeState function of parse allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

Recommendation

Update the parse package to the latest compatible version. Followings are version details:

• Affected version(s): < 7.0.0-alpha.1
• Patched version(s): 7.0.0-alpha.1

References

• GHSA-9g8m-v378-pcg3
• CVE-2025-57324
• CWE-1321
• CAPEC-310
• OWASP 2021-A6

Related Issues

• Parse Javascript SDK vulnerable to prototype pollution in `Parse.Object` and internal APIs - CVE-2025-62374
• rollbar vulnerable to prototype pollution - CVE-2025-57325
• @pdfme/common vulnerable to to XSS and Prototype Pollution through its expression evaluation - CVE-2025-53626
• Parse Server vulnerable to schema poisoning via prototype pollution in deep copy - CVE-2026-32878

Tags:

npm

parse