CVE-2021-3918 Information

Description

json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes (‘Prototype Pollution’)

CVSS Vector

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

Reference

https://github.com/kriszyp/json-schema/commit/22f146111f541d9737e832823699ad3528ca7741 https://huntr.dev/bounties/bb6ccd63-f505-4e3a-b55f-cd2662c261a9

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8