CVE-2020-28270
9.8
CRITICAL · CVSS 3.1 · EPSS 3.8% (pctl 90)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Prototype pollution vulnerability in 'object-hierarchy-access' versions 0.2.0 through 0.32.0 allows attacker to cause a denial of service and may lead to remote code execution.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.85% — more likely to be exploited than 90% of all CVEs |
| Weakness | CWE-1321 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-11-12 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| mjpclab | object-hierarchy-access |
References
- https://github.com/mjpclab/object-hierarchy-access/commit/7b1aa134a8bc4a376296bcfac5c3463aef2b7572
- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28270
- https://github.com/mjpclab/object-hierarchy-access/commit/7b1aa134a8bc4a376296bcfac5c3463aef2b7572
- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28270
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