CVE-2021-30509

PoC —

CVSS 3.1

8.8 high

EPSS

<1%p56

Published

Jun 4, 2021 (Jun 4, 2021)

Modified

Jun 17, 2026

Description

Out of bounds write in Tab Strip in Google Chrome prior to 90.0.4430.212 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory write via a crafted HTML page and a crafted Chrome extension.

Vendors: google fedoraproject
Products: chrome, fedora
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.8%)

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