CVE-2021-30858 — Actively Exploited: iOS, iPadOS, and macOS (Apple)
Apple iOS, iPadOS, and macOS WebKit contain a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing
| CVE ID | CVE-2021-30858 |
|---|---|
| Vendor | Apple |
| Product | iOS, iPadOS, and macOS |
| Vulnerability name | Apple iOS, iPadOS, macOS Use-After-Free Vulnerability |
| Date added | 2021-11-03 |
| Remediation due | 2021-11-17 |
| Known ransomware use | Unknown |
| Required action | Apply updates per vendor instructions. |
| Description | Apple iOS, iPadOS, and macOS WebKit contain a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing. |
| Source | CISA Known Exploited Vulnerabilities |
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