CVE-2021-43138

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

In Async before 2.6.4 and 3.x before 3.2.2, a malicious user can obtain privileges via the mapValues() method, aka lib/internal/iterator.js createObjectIterator prototype pollution.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1321

Affected software

No affected versions have been published.

Timeline

Published
Apr 6, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-43138: High severity, CVSS 7.8 | Vulnix