CVE-2020-9857

MediumCVSS 4.3/10Last modified Jun 17, 2026

Description

An issue existed in the parsing of URLs. This issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.5, Security Update 2020-003 Mojave, Security Update 2020-003 High Sierra. A malicious website may be able to exfiltrate autofilled data in Safari.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Affected software

No affected versions have been published.

Timeline

Published
Oct 27, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-9857: Medium severity, CVSS 4.3 | Vulnix