CVE-2021-1821

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

A logic issue was addressed with improved state management. This issue is fixed in watchOS 7.6, macOS Big Sur 11.5. Visiting a maliciously crafted webpage may lead to a system denial of service.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected software

No affected versions have been published.

Timeline

Published
Oct 28, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-1821: Medium severity, CVSS 6.5 | Vulnix