CVE-2019-8506
Apple Multiple Products Type Confusion Vulnerability
- High 8.8
- Exploited: added to CISA KEV 4 May 2022
Description
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.
Key facts
- Published
- 18 Dec 2019
- Last changed
- 21 Oct 2025
- Assigned by
- apple
- KEV added
- 4 May 2022
- KEV fix due
- 25 May 2022
- EPSS
- 16.159% likely to be exploited in the next 30 days, higher than 96.985% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 8.8CVSS 3.1, Highfrom CISA (ADP container)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
What to do
- Apply updates per vendor instructions.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Apple | iOS |
|
| Apple | tvOS |
|
| Apple | watchOS |
|
| Apple | Safari |
|
| Apple | iTunes for Windows |
|
| Apple | iCloud for Windows |
|
Timeline
- 18 Dec 2019 Published
- 4 May 2022 CVE-2019-8506 added to CISA KEV
- 4 May 2022 Added to the CISA KEV catalogue