CVE-2021-37973: Google Chromium Portals Use-After-Free Vulnerability
Google Chromium Portals contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability affects web browsers that utilize Chromium, including Google Chrome and Microsoft Edge. Required action: Apply updates per vendor instructions.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2021-11-03T00:00:00Z
- Confidence basis
- No actor match
- Record ID
39b93435b2fb4cfbec14
Vulnerabilities
CVE-2021-37973
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.