Vulnerability Database

324,614

Total vulnerabilities in the database

CVE-2020-6509

Use after free in extensions in Google Chrome prior to 83.0.4103.116 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

  • Published: Jul 22, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-6509
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.6
  • AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
google / chrome - 83.0.4103.116