PT-2021-2642

CVE-2021-21207

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Published

2021-03-08

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Updated

2026-10-31

Description by

CVSS 3.1
8.6
High
MetricsAV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 90.0.4430.72 Microsoft Edge (affected versions not specified)
Description The issue is related to a use after free in IndexedDB, which could allow an attacker to potentially perform a sandbox escape via a crafted Chrome Extension if a user is convinced to install a malicious extension. It may also enable a remote attacker to gain unauthorized access to protected information using a specially crafted web page.
Recommendations For Google Chrome versions prior to 90.0.4430.72, update to version 90.0.4430.72 or later to resolve the issue. For Microsoft Edge, at the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
Related identifiers
ALT-PU-2021-1667
ALT-PU-2021-1972
ALT-PU-2021-2007
ALT-PU-2021-2009
ALT-PU-2021-2141
CLEANSTART-2024-BH54167
CLEANSTART-2024-QM77157
DSA-4906-1
OPENSUSE-SU-2021:0629-1
OPENSUSE-SU-2021_0629-1
OPENSUSE-SU-2024:10681-1
OPENSUSE-SU-2024:12948-1
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