HIGH
CVE-2021-21206
CVSS
8.8
KEV
Description
Use after free in Blink in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Summary dbcve.org
Use-after-free vulnerability in Blink (Google Chrome's rendering engine) allows a remote attacker to potentially exploit heap corruption via a specially crafted HTML page, leading to possible arbitrary code execution.
Mitigation
Update Google Chrome to version 89.0.4389.128 or later to patch the vulnerability; organizations should deploy the browser update across all affected endpoints.
Weakness (CWE)
CWE-416
Use After Free
EPSS Score
9.31%
Probability of exploitation in next 30 days
95.2th percentile
References
https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop.html
Release Notes
https://crbug.com/1196781
Permissions Required, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/
Release Notes
https://security.gentoo.org/glsa/202104-08
Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21206
US Government Resource
Base CVE data derived from NVD (public domain). Enrichment by
dbcve.org
(CC-BY-4.0). Fetched via API.