CVE-2021-37973
CRITICAL9.6⚠ KEVEPSS 14.8%Google Chromium Portals Use-After-Free Vulnerability
Published: 10/8/2021Modified: 4/28/2026Added to CISA KEV: 11/3/2021
Description
Use after free in Portals in Google Chrome prior to 94.0.4606.61 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Affected packages (1)
- Debian/chromiumfrom 0, < 97.0.4692.71-0.1~deb11u1
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 |