CVE-2021-21150

CRITICAL 9.6CVE-2021-21150 · Published 22/02/2021 · updated 17/06/2026

In short

CVE-2021-21150 is a CRITICAL (CVSS 9.6) vulnerability affecting chrome (google).
Chance of exploitation in the next 30 days (EPSS): 1.2%, higher than 67.6% of all vulnerabilities.
Fix: update to 88.0.4324.182 or later.

Package	Affected versions	Patched versions
chrome google	`< 88.0.4324.182`	`88.0.4324.182`

Description

Use after free in Downloads in Google Chrome on Windows prior to 88.0.4324.182 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

References

chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.html · Release Notes
crbug.com/1172192 · Exploit
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX
security.gentoo.org/glsa/202104-08 · Third Party Advisory

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Package

Affected versions

Patched versions

chrome

google

< 88.0.4324.182

88.0.4324.182

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