CVE-2021-4098

Description

Insufficient data validation in Mojo in Google Chrome prior to 96.0.4664.110 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Category

7.4
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.26%
Vendor Advisory googleblog.com Vendor Advisory crbug.com
Affected: Google Chrome
Published at:
Updated at:

References

Link Tags
https://crbug.com/1263457 permissions required vendor advisory
https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop_13.html release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-4098?
CVE-2021-4098 has been scored as a high severity vulnerability.
How to fix CVE-2021-4098?
To fix CVE-2021-4098, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-4098 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-4098 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-4098?
CVE-2021-4098 affects Google Chrome.
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