Vulnerability details
CVE-2026-64783
Apple SafariApple iOS and iPadOSApple macOSApple visionOSApple watchOS
CVSS 3.1
8.8High
Official description
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apple | Safari | v < 26.6 | CVEProject cvelistV5 (CNA) |
| Apple | iOS and iPadOS | v < 26.6 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 26.6 | CVEProject cvelistV5 (CNA) |
| Apple | visionOS | v < 26.6 | CVEProject cvelistV5 (CNA) |
| Apple | watchOS | v < 26.6 | CVEProject cvelistV5 (CNA) |
References and advisories
5
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Details
- Published
- 2026-07-27
- Last updated
- 2026-07-28
- State
- Published
- Assigner (CNA)
- apple
Exploit prediction (EPSS)
0.42%
Probability of exploitation in 30 days
37.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-416Use After Free