CVE-2021-21201
chromium - security update
9.6
CRITICAL
CVSS 3.1
EPSS 1.7%
Description
Use after free in permissions in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
How to fix CVE-2021-21201
To remediate CVE-2021-21201, upgrade the affected package to a fixed version below.
- Debian/chromium—upgrade to 90.0.4430.72-1 or later
- —upgrade to 90.0.4430.85-1~deb10u1 or later
Is CVE-2021-21201 being exploited?
Low — EPSS is 1.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 90.0.4430.72-1
- from 0, < 90.0.4430.85-1~deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |