VULNERABILITY INTELLIGENCE
CVE-2021-30555
CVSS score8.8 HIGH
EPSS probability1.35%
CISA KEVNot currently listed
Published2021-07-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Description
Use after free in Sharing in Google Chrome prior to 91.0.4472.114 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTML page and user gesture.
Weakness classification
- nvd@nist.gov: CWE-416
Primary references
- chrome-cve-admin@google.com — Release Notes, Vendor Advisory
- chrome-cve-admin@google.com — Permissions Required, Vendor Advisory
- chrome-cve-admin@google.com
- chrome-cve-admin@google.com
- chrome-cve-admin@google.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory