vulnerability

Microsoft Edge Chromium: CVE-2021-30509 Out of bounds write in Tab Strip

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Severity

CVSS

(AV:N/AC:M/Au:N/C:P/I:P/A:P)

Published

Jun 4, 2021

Added

Nov 17, 2021

Modified

Mar 30, 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.

Solution

microsoft-edge-upgrade-latest

References

CVE-2021-30509
https://attackerkb.com/topics/CVE-2021-30509
CWE-787
EUVD-EUVD-2021-17430
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-17430
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-30509

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