CVE-2025-57324: parse is a package designed to parse JavaScript SDK

Q: How do I fix CVE-2025-57324?

parse javascript sdk: upgrade to newer than 5.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-57324 being exploited?

CVE-2025-57324 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-57324 affect?

CVE-2025-57324 affects parse javascript sdk. Severity is medium (CVSS 6.5). parse is a package designed to parse JavaScript SDK. A Prototype Pollution vulnerability in the SingleInstanceStateController.initializeState function of parse version 5.3.0 and before allows attackers to inject properties on Object.prototy

Q: How urgent is CVE-2025-57324?

Priority 30/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2025-57324 is a medium-severity flaw (CVSS 6.5) affecting parse javascript sdk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

parse is a package designed to parse JavaScript SDK. A Prototype Pollution vulnerability in the SingleInstanceStateController.initializeState function of parse version 5.3.0 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-1321
Published	2025-09-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: parseplatform

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-24 21:15 UTCPublished CVE record published
2026-06-17 09:43 UTCUpdated Record last modified

parseplatform parse javascript sdk UPGRADE

Affected: <= 5.3.0

Fixed in: newer than 5.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy parse-javascript-sdk || rpm -q parse-javascript-sdk || parse-javascript-sdk --version

2. UPGRADE to newer than 5.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade parse-javascript-sdk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade parse-javascript-sdk

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-57324?

parse javascript sdk: upgrade to newer than 5.3.0. Exact commands for each OS are on this page.

Is CVE-2025-57324 being exploited?

CVE-2025-57324 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-57324 affect?

CVE-2025-57324 affects parse javascript sdk. Severity is medium (CVSS 6.5). parse is a package designed to parse JavaScript SDK. A Prototype Pollution vulnerability in the SingleInstanceStateController.initializeState function of parse version 5.3.0 and before allows attackers to inject properties on Object.prototy

How urgent is CVE-2025-57324?

Priority 30/100. No elevated risk signals yet.

References

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