Description
Prototype pollution vulnerability in 'expand-hash' versions 0.1.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.
References (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25948
Exploit, Third Party Advisory x_refsource_misc
https://github.com/doowb/expand-hash/blob/556913f6c2f05848110b5b8261cfc78e5ce3dc77/index.js#L19
Scores
CVSS v3
9.8
EPSS
0.0330
EPSS Percentile
86.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-1321
Status
published
Products (2)
expand-hash_project/expand-hash
0.1.0 - 1.0.1
npm/expand-hash
0npm
Published
Jun 10, 2021
Tracked Since
Feb 18, 2026