CVE-2021-21204

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Use after free in Blink in Google Chrome on OS X prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Apr 26, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-212058.1Insufficient policy enforcement in navigation in Google Chrome on iOS prior to 90.0.4430.72 allowed a remote attacker to bypass navigation rCVE-2021-212068.8Use after free in Blink in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a craftCVE-2021-212078.6Use after free in IndexedDB in Google Chrome prior to 90.0.4430.72 allowed an attacker who convinced a user to install a malicious extensionCVE-2021-212086.5Insufficient data validation in QR scanner in Google Chrome on iOS prior to 90.0.4430.72 allowed an attacker displaying a QR code to performCVE-2021-212096.5Inappropriate implementation in storage in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to leak cross-origin data via a craCVE-2021-21216.0Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is PrioCVE-2021-212106.5Inappropriate implementation in Network in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially access local UDP porCVE-2021-212116.5Inappropriate implementation in Navigation in Google Chrome on iOS prior to 90.0.4430.72 allowed a remote attacker to leak cross-origin dataCVE-2021-212126.5Incorrect security UI in Network Config UI in Google Chrome on ChromeOS prior to 90.0.4430.72 allowed a remote attacker to potentially comprCVE-2021-212138.8Use after free in WebMIDI in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a crafCVE-2021-212148.8Use after free in Network API in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a CVE-2021-212156.5Inappropriate implementation in Autofill in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to spoof security UI via a crafted
CVE-2021-21204: High severity, CVSS 8.8 | Vulnix