CVE-2021-21193 is a high severity vulnerability with a CVSS score of 8.8. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.
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Moderate 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.
Google Chromium Blink contains a use-after-free vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
| Vendor | Product |
|---|---|
| Debian | Debian Linux |
| Fedoraproject | Fedora |
| Chrome |