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.
Metrics
CVSS 3.0 8.8/10
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| HackerOne | merge-deep node module | Versions before 3.0.1 |
References
- https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5Patch, Third Party Advisory
- https://hackerone.com/reports/310708Exploit, Third Party Advisory
- https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5Patch, Third Party Advisory
- https://hackerone.com/reports/310708Exploit, Third Party Advisory
Timeline
- Published
- Jun 7, 2018
- Last modified
- Jun 17, 2026
- NVD status
- Modified