🛡 CVE-2021-1879
Apple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability
Apple iOS, iPadOS, and watchOS CWE-79
Ransomware use
—
CISA KEV
EPSS
6.8%
Moderate · 93th pct
Added to KEV
2021-11-03
CISA
Remediate by
2021-11-17
⚠ OVERDUE
CWE
CWE-79
weakness
📈 EPSS exploit probability
6.8%
FIRST EPSS — 30-day probability of exploitation in the wild · band Moderate · higher than 93% of all scored CVEs
⚠ KEV remediation overdue
CISA required federal remediation by 2021-11-17. This exploited vulnerability is past its Binding Operational Directive 22-01 due date — prioritize patch/mitigation and hunt for exploitation.
📄 Description
Apple iOS, iPadOS, and watchOS WebKit contain an unspecified vulnerability that allows for universal cross-site scripting (XSS) when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, i
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