CVE-2026-20635
MEDIUM severity · CVSS 4.3 · Memory corruption
4.3CVSS MEDIUM
Summary
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, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactNone
Integrity impactNone
Availability impactLow
Exploit probability (EPSS)0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Affected products we track (3)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://support.apple.com/en-us/126346Advisory
- https://support.apple.com/en-us/126347Advisory
- https://support.apple.com/en-us/126348Advisory
- https://support.apple.com/en-us/126351Advisory
- https://support.apple.com/en-us/126352Advisory
- https://support.apple.com/en-us/126353Advisory
- https://support.apple.com/en-us/126354Advisory