MEDIUM · 6.5

CVE-2021-21175

Inappropriate implementation in Site isolation in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Vulnerability Description

Inappropriate implementation in Site isolation in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
GoogleChrome< 89.0.4389.72
FedoraprojectFedora32
DebianDebian Linux10.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-21175?

CVE-2021-21175 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Inappropriate implementation in Site isolation in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

How severe is CVE-2021-21175?

CVE-2021-21175 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21175?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Fedoraproject Fedora, Debian Debian Linux.