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Prototype Pollution CVE-2025-57328

HIGH
Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution) (CWE-1321)
2025-09-24 cve@mitre.org
7.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:14 vuln.today
PoC Detected
Oct 20, 2025 - 16:50 vuln.today
Public exploit code
CVE Published
Sep 24, 2025 - 20:15 nvd
HIGH 7.5

Blast Radius

ecosystem impact
† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth
  • 1,037 npm packages depend on toggle-array (5 direct, 1,032 indirect)

Ecosystem-wide dependent count for version 1.0.1.

DescriptionNVD

toggle-array is a package designed to enables a property on the object at the specified index, while disabling the property on all other objects. A Prototype Pollution vulnerability in the enable and disable function of toggle-array v1.0.1 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

AnalysisAI

toggle-array is a package designed to enables a property on the object at the specified index, while disabling the property on all other objects. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution) (CWE-1321), which allows attackers to modify object prototypes to inject properties affecting application logic. toggle-array is a package designed to enables a property on the object at the specified index, while disabling the property on all other objects. A Prototype Pollution vulnerability in the enable and disable function of toggle-array v1.0.1 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence. Affected products include: Jonschlinkert Toggle-Array.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Freeze prototypes, validate object keys, avoid recursive merging of untrusted data.

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CVE-2025-57328 vulnerability details – vuln.today

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