CVE-2021-30799
HIGH8.8EPSS 1.2%Published: 9/8/2021Modified: 4/28/2026
Description
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing maliciously crafted web content may lead to arbitrary code execution.
Affected packages (2)
- Debian/webkit2gtkfrom 0, < 2.32.3-1
- Debian/wpewebkitfrom 0, < 2.32.3-1
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 |