CVE-2021-21221
6.5
MEDIUM
CVSS 3.1
EPSS 1.6%
Description
Insufficient validation of untrusted input in Mojo in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page.
How to fix CVE-2021-21221
To remediate CVE-2021-21221, upgrade the affected package to a fixed version below.
- Debian/chromium—upgrade to 90.0.4430.72-1 or later
Is CVE-2021-21221 being exploited?
Low — EPSS is 1.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 90.0.4430.72-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |