Vulnerability · Published Aug 3, 2021 · Assigned by Chrome
CVE-2021-30561
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 4.8% (higher than 92% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)4.8%top 8.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Type Confusion in V8 in Google Chrome prior to 91.0.4472.164 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | chromium | 91.0.4472.164-r0 | ALPINE-CVE-2021-30561 |
| Alpine:v3.21 | chromium | 91.0.4472.164-r0 | ALPINE-CVE-2021-30561 |
| Alpine:v3.22 | chromium | 91.0.4472.164-r0 | ALPINE-CVE-2021-30561 |
| Alpine:v3.23 | chromium | 91.0.4472.164-r0 | ALPINE-CVE-2021-30561 |
| Alpine:v3.24 | chromium | 91.0.4472.164-r0 | ALPINE-CVE-2021-30561 |
| Debian:12 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30561 |
| Debian:13 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30561 |
| Debian:14 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30561 |