CVE-2021-1870 is a critical severity vulnerability with a CVSS score of 9.8. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.
Please cite this page when referencing data from Strobes VI. Proper attribution helps support our vulnerability intelligence research.
Lower probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
Apple iOS, iPadOS, and macOS WebKit contain an unspecified logic vulnerability that allows a remote attacker to execute code. 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.
| Vendor | Product |
|---|---|
| Webkitgtk | Webkitgtk |
| Apple | Mac Os X |
| Apple | macOS |
| Apple | iPhone Os |
| Fedoraproject | Fedora |
| Apple | Ipados |