CVE-2026-64700
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.
Key facts
- CVSS score
- 9.8 (v3.1)
- Severity
- CRITICAL
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
- CWE-416
- EPSS score
- 0.7% (51th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2026-49439)
- Published
- July 27, 2026
- NVD last modified
- August 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2026-49439 in the EU Vulnerability Database. Last updated in EUVD on August 17, 2026.
View on the EU Vulnerability DatabaseAffected products
- apple / ipados
- apple / iphone os
- apple / macos
- apple / tvos
- apple / visionos
- apple / watchos
Certified products that may be affected
28 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Apple macOS 26 Tahoe: FileVault - Apple Inc. - Common Criteria CCEVS-VR-VID-11696-2026 - active
- Apple macOS 26 Tahoe - Apple Inc. - Common Criteria CCEVS-VR-VID-11695-2026 - active
- Apple macOS 15 Sequoia - Apple Inc. - Common Criteria CCEVS-VR-VID-11648-2026 - active
- Strong Customer Authentication for Apple Pay on MacBook Air 2024 with M3running macOS Sequoia 15.4 - Apple Inc. - Common Criteria 2025-11-INF-4674 - active
- Apple macOS 14 Sonoma - Apple Inc. - Common Criteria CCEVS-VR-VID-11584-2025 - active
See all 28 in the Security Certifications Explorer.
References
- https://support.apple.com/en-us/128066(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128067(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128068(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128069(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128070(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128071(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128072(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/148287
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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