CVE-2021-21368: Prototype poisoning

Overview

Severity

Medium (CVSS 6.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2021-Mar

Released

2026-08-07

EPSS Score

1.65% (percentile: 75.1%)

Affected Products (1)

Other

• 21665-17084

Revision History

• 2026-08-07: Information published.