CVE-2021-1789
HIGH8.8⚠ KEVEPSS 0.24%Apple Multiple Products Type Confusion Vulnerability
Published: 4/2/2021Modified: 4/28/2026Added to CISA KEV: 5/4/2022
Description
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.
Affected packages (2)
- Debian/webkit2gtkfrom 0, < 2.30.6-1
- Debian/wpewebkitfrom 0, < 2.30.6-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |