Description · from the CVE record

Use after free in site isolation in Google Chrome prior to 86.0.4240.198 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected

ProductAffectedFixed inSource
Chromeunspecified – < 86.0.4240.19886.0.4240.198CNA

Scores by source

CISA ADP9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: no · Technical impact: total

References

refchromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_11.htmlrefcrbug.com/1146709refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-16017kevcisa.gov/known-exploited-vulnerabilities-catalog