Vulnerability in Google Chrome

CVE-2021-37967

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.

EPSS: 0.007 (50.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-37967?
CVE-2021-37967 is a medium-severity vulnerability in Google Chrome, classified under Origin Validation Error. CVSS score: 4.3/10. Published 2021-10-08.
How severe is CVE-2021-37967?
Medium severity. CVSS v3 base score is 4.3 out of 10.