CVEvulnerability
CVE-2026-20687
7.1 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-03-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
- Weaknesses
- CWE-416
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or write kernel memory.
Affected configurations
• apple ipados (< 18.7.7)
• apple ipados (>= 26.0 < 26.4)
• apple iphone os (< 18.7.7)
• apple iphone os (>= 26.0 < 26.4)
• apple macos (>= 15.0 < 15.7.5)
• apple macos (>= 26.0 < 26.4)
• apple tvos (< 26.4)
• apple watchos (< 26.4)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://support.apple.com/en-us/126792 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126793 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126794 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126795 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126797 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126798 Release Notes, Vendor Advisory