Vulnerability · Published Jul 28, 2023 · Assigned by Chrome
CVE-2021-4320
High 8.8
In plain English
A high-severity security flaw in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)0.7%top 48.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Use after free in Blink in Google Chrome prior to 92.0.4515.107 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-4320 |
| Debian:13 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-4320 |
| Debian:14 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-4320 |