Paper/Archive/CVE-2021-23568

CVE-2021-23568

snyk — Prototype Pollution

EPSS 1%CVSS 9.8

critical.is priorityof 100

44

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 74.2.742 × 2014.8 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

The package extend2 before 1.0.1 are vulnerable to Prototype Pollution via the extend function due to unsafe recursive merge.

Affected

ProductAffectedFixed inSource

extend2unspecified – < 1.0.11.0.1CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

snyk (CNA)7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P

References

refsnyk.io/vuln/SNYK-JS-EXTEND2-2320315 refgithub.com/eggjs/extend2/blob/master/index.js%23L50-L60 refgithub.com/eggjs/extend2/commit/aa332a59116c8398976434b57ea477c6823054f8 refgithub.com/eggjs/extend2/pull/2