CVE-2021-23568
HIGHextend2 < 1.0.1 - Prototype Pollution via Unsafe Recursive Merge
Title source: llmDescription
The package extend2 before 1.0.1 are vulnerable to Prototype Pollution via the extend function due to unsafe recursive merge.
References (4)
Core 4
Core References
Exploit, Third Party Advisory x_refsource_misc
https://snyk.io/vuln/SNYK-JS-EXTEND2-2320315
Broken Link x_refsource_misc
https://github.com/eggjs/extend2/blob/master/index.js%23L50-L60
Patch, Third Party Advisory x_refsource_misc
https://github.com/eggjs/extend2/commit/aa332a59116c8398976434b57ea477c6823054f8
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/eggjs/extend2/pull/2
Scores
CVSS v3
7.3
EPSS
0.0145
EPSS Percentile
69.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Details
CWE
CWE-1321
Status
published
Products (2)
eggjs/extend2
< 1.0.1
npm/extend2
0 - 1.0.1npm
Published
Jan 10, 2022
Tracked Since
Feb 18, 2026