Description
deepmerge-ts is a typescript library providing functionality to deep merging of javascript objects. deepmerge-ts is vulnerable to Prototype Pollution via file deepmerge.ts, function defaultMergeRecords(). This issue has been patched in version 4.0.2. There are no known workarounds for this issue.
References (3)
Scores
CVSS v3
8.1
EPSS
0.0068
EPSS Percentile
71.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-915
CWE-1321
Status
published
Products (2)
deepmerge-ts_project/deepmerge-ts
< 4.0.2
npm/deepmerge-ts
0 - 4.0.2npm
Published
Apr 01, 2022
Tracked Since
Feb 18, 2026