CVE-2026-64757
A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
Key facts
- CVSS score
- 8.8 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
- CWE-119
- EPSS score
- 0.5% (39th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2026-49438)
- 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-2026-49438 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 / safari
- apple / visionos
- apple / watchos
Certified products that may be affected
20 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 iOS 18: iPhone - Apple Inc. - Common Criteria CCEVS-VR-VID-11623-2025 - active
- Apple iPadOS 18: iPad - Apple Inc. - Common Criteria CCEVS-VR-VID-11624-2025 - active
- Strong Customer Authentication for Apple Pay on Apple Watch Series 10 with S10 running watchOS 11.4(watchOS 11.4 (build 22T251)) (ANSSI-CC-2025/35) - Apple Inc. - Common Criteria ANSSI-CC-2025/35 - active
See all 20 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/128070(Release Notes, Vendor Advisory)
- https://support.apple.com/en-us/128073(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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