Vulnerability · Published Aug 26, 2021 · Assigned by Chrome

CVE-2021-30591

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 2.5% (higher than 85% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)8.8High
Exploit odds (30 days)2.5%top 15.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Use after free in File System API in Google Chrome prior to 92.0.4515.131 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20chromium92.0.4515.159-r0ALPINE-CVE-2021-30591
Alpine:v3.21chromium92.0.4515.159-r0ALPINE-CVE-2021-30591
Alpine:v3.22chromium92.0.4515.159-r0ALPINE-CVE-2021-30591
Alpine:v3.23chromium92.0.4515.159-r0ALPINE-CVE-2021-30591
Alpine:v3.24chromium92.0.4515.159-r0ALPINE-CVE-2021-30591
Debian:12chromium93.0.4577.82-1DEBIAN-CVE-2021-30591
Debian:13chromium93.0.4577.82-1DEBIAN-CVE-2021-30591
Debian:14chromium93.0.4577.82-1DEBIAN-CVE-2021-30591

Affected products (as reported)

VendorProductVersions
Google Chrome unspecified – before 92.0.4515.131

References