CVE-2021-37968

Description

Inappropriate implementation in Background Fetch API in Google Chrome prior to 94.0.4606.54 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.39%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory googleblog.com Vendor Advisory crbug.com
Affected: Google Chrome
Published at:
Updated at:

References

Link Tags
https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_21.html release notes vendor advisory
https://crbug.com/1245053 vendor advisory permissions required
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/ vendor advisory
https://www.debian.org/security/2022/dsa-5046 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-37968?
CVE-2021-37968 has been scored as a medium severity vulnerability.
How to fix CVE-2021-37968?
To fix CVE-2021-37968, 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-2021-37968 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-37968 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-2021-37968?
CVE-2021-37968 affects Google Chrome.
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