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CVE-2021-1765observed exploitation

CVE-2021-1765

25Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck.

ssvc Attendepss 1.4%
from disclosure to weapon
Published on NVDApr 2
VulnCheck+136d
exploitation probability
1.4%top 28% of all CVEs
observed exploitation
yesVulnCheck
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Maliciously crafted web content may violate iframe sandboxing policy.
Affected products
Apple · macOS
References
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/https://security.gentoo.org/glsa/202104-03https://support.apple.com/en-us/HT212147