Use After Free in Google Chrome

CVE-2020-6554

Use after free in extensions in Google Chrome prior to 84.0.4147.125 allowed a remote attacker to potentially perform a sandbox escape via a crafted Chrome Extension.

Vulnerability class: Use-After-Free

EPSS: 0.006 (45.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-6554?
CVE-2020-6554 is a high-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 8.6/10. Published 2020-09-21.
How severe is CVE-2020-6554?
High severity. CVSS v3 base score is 8.6 out of 10.