CVE-2020-28460

Prototype Pollution

This affects the package multi-ini before 2.1.2. It is possible to pollute an object's prototype by specifying the constructor.proto object as part of an array. This is a bypass of CVE-2020-28448.

Affected

multi-ini

CVSS v3.1 NVD

8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 SNYK

5.6 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 NVD

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

1.54% chance of exploitation in the next 30 days, 74th percentile

Published

2020-12-22

Updated

2024-09-17

Proof-of-concept exploits (1)

• https://snyk.io/vuln/SNYK-JS-MULTIINI-1053229

Security advisories

• evangelion1204/multi-ini/commit/6b2212b2ce152c19538a2431415f72942c5a1bde
• advisories/GHSA-67mq-h2r9-rh2m

References

• CVE Record
• NVD entry