CVE-2026-20644Medium· 6.5▾ SunlitThe issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.8 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 3.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
0.3% → 0.3%
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash.
safari < 26.3ipados < 18.7.5ipados >= 26.0, < 26.3iphone_os < 18.7.5iphone_os >= 26.0, < 26.3macos < 26.3visionos < 26.3Upgrade past the affected range:
safari 26.3ipados 26.3iphone_os 26.3macos 26.3visionos 26.3Connected by shared product, vendor, weakness, or advisory.
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