CVE-2025-3197 - CVE House
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Status published Medium CVE-2025-3197

Versions of the package expand-object from 0.0.0 are vulnerable to...

Vulnerability Description

Versions of the package expand-object from 0.0.0 are vulnerable to Prototype Pollution in the expand() function in index.js. This function expands the given string into an object and allows a nested property to be set without checking the provided keys for sensitive properties like __proto__.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Miguel Monteiro

References

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Affected Vendor

Affected Software

expand-object
Vulnerable Versions:
0.0.0

Timeline

Official Publish: April 4th, 2025
Last Modified: April 4th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-1321

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.