by Kastro
Paper/Archive/CVE-2021-23470

CVE-2021-23470

snyk — Prototype Pollution

EPSS 1%CVSS 9.8
critical.is priorityof 100
43
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 69.7.697 × 2013.9No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

This affects the package putil-merge before 3.8.0. The merge() function does not check the values passed into the argument. An attacker can supply a malicious value by adjusting the value to include the constructor property. Note: This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-PUTILMERGE-1317077

Affected

ProductAffectedFixed inSource
putil-mergeunspecified – < 3.8.03.8.0CNA

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)8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H/E:P

References

refsnyk.io/vuln/SNYK-JS-PUTILMERGE-2391487refgithub.com/panates/putil-merge/commit/476d00078dfb2827d7c9ee0f2392c81b864f7bc5