Vulnerability in Microsoft Edge

CVE-2017-0066

Microsoft Edge allows remote attackers to bypass the Same Origin Policy for HTML elements in other browser windows, aka "Microsoft Edge Security Feature Bypass Vulnerability." This vulnerability is different from those described in CVE-2017-0135 and CVE-2017-0140.

EPSS: 0.299 (98.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-0066?
CVE-2017-0066 is a medium-severity vulnerability in Microsoft Edge. CVSS score: 4.2/10. Published 2017-03-17.
How severe is CVE-2017-0066?
Medium severity. CVSS v3 base score is 4.2 out of 10.
Is CVE-2017-0066 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.