CVE DATABASE / CVE-2019-8506
CVE-2019-8506
Apple Multiple Products Type Confusion Vulnerability
CVSS 8.8 · HIGH
⚠ CISA KEV — ACTIVELY EXPLOITED
On the CISA KEV catalog
Confirmed exploited in the wild. Added 2022-05-04.
Federal remediation due 2022-05-25.
Required action: Apply updates per vendor instructions.
Summary
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.
CVSS 3.1 breakdown
| Base score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Apple icloudApple itunesApple safariApple iphone osApple tvosApple watchosRedhat enterprise linux desktopRedhat enterprise linux serverRedhat enterprise linux workstation
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References
- https://support.apple.com/HT209599
- https://support.apple.com/HT209601
- https://support.apple.com/HT209602
- https://support.apple.com/HT209603
- https://support.apple.com/HT209604
- https://support.apple.com/HT209605
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-8506
Data: NIST NVD + CISA KEV. NVD last modified 2025-10-23. Always verify against the vendor advisory before acting.