CVE-2021-37967: Inappropriate implementation in Background Fetch API
Inappropriate implementation in Background Fetch API in Google Chrome prior to 94.0.4606.54 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page.
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 116.0.5845.180-1~deb11u1Fixed in 118.0.5993.70-1~deb11u1Fixed in 116.0.5845.180-1~deb12u1Fixed in 118.0.5993.70-1~deb12u1Fixed in 118.0.5993.70-1 - Upgrade
Upgrade
Google Chrome (Trace Event)to a version that resolves this vulnerability.Fixed in 94.0.4606.54
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2021-37967?
CVE-2021-37967 has been rated as a high severity vulnerability.
How do I fix CVE-2021-37967?
To remediate CVE-2021-37967, users should update Google Chrome to version 94.0.4606.54 or later.
Which versions of Chrome are affected by CVE-2021-37967?
CVE-2021-37967 affects Google Chrome versions prior to 94.0.4606.54.
Can CVE-2021-37967 lead to data leaks?
Yes, CVE-2021-37967 allows remote attackers to leak cross-origin data.
Is the Background Fetch API involved in CVE-2021-37967?
Yes, the vulnerability involves an inappropriate implementation in the Background Fetch API.