CVE-2020-6493

CRITICAL 9.6CVE-2020-6493 · Published 03/06/2020 · updated 17/06/2026

In short

CVE-2020-6493 is a CRITICAL (CVSS 9.6) vulnerability affecting chrome (google).
Chance of exploitation in the next 30 days (EPSS): 1.7%, higher than 77.7% of all vulnerabilities.
Fix: update to 83.0.4103.97 or later.

Package	Affected versions	Patched versions
chrome google	`< 83.0.4103.97`	`83.0.4103.97`

Description

Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

References

lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.html · Third Party Advisory
lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.html · Third Party Advisory
chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop.html · Vendor Advisory
crbug.com/1082105 · Permissions Required
security.gentoo.org/glsa/202006-02 · Third Party Advisory
debian.org/security/2020/dsa-4714 · Third Party Advisory

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Package

Affected versions

Patched versions

chrome

google

< 83.0.4103.97

83.0.4103.97

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