CVE-2021-1855

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3. A malicious website may be able to force unnecessary network connections to fetch its favicon.

Score

CVSS 3.1 6.5 Medium

Status

Modified - product-security@apple.com

Published

2021-09-08

Last modified

2024-08-03

Affected products

• Macos (Apple)

References

• https://support.apple.com/en-us/HT212325