CVEvulnerability

CVE-2018-3722

8.8 HIGH Published 2018-06-07 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-06-07
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
8.8 HIGH — CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:P
Weaknesses
CWE-471

Description

merge-deep node module before 3.0.1 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.

Affected configurations

• merge-deep project merge-deep (< 3.0.1)

Related

Weakness · CWE (1)

  • CWE-471 Modification of Assumed-Immutable Data (MAID) weakness

References