CVE-2021-31008
A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 15.1, tvOS 15.1, iOS 15 and iPadOS 15, macOS Monterey 12.0.1, watchOS 8.1. Processing maliciously crafted web content may lead to code execution.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 15.1, tvOS 15.1, iOS 15 and iPadOS 15, macOS Monterey 12.0.1, watchOS 8.1. Processing maliciously crafted web content may lead to code execution.
- Record
CVE-2021-31008- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-843
- Updated
- 2026-11-02
CVE List No score
A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 15.1, tvOS 15.1, iOS 15 and iPadOS 15, macOS Monterey 12.0.1, watchOS 8.1. Processing maliciously crafted web content may lead to code execution.
- Record
CVE-2021-31008- Updated
- 2026-11-02
EUVDEUVD-2021-17925 No score
A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 15.1, tvOS 15.1, iOS 15 and iPadOS 15, macOS Monterey 12.0.1, watchOS 8.1. Processing maliciously crafted web content may lead to code execution.
- Record
EUVD-2021-17925- Updated
- 2026-11-03
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-31008 is a high vulnerability (CVSS 8.8) in Apple Ipados, published August 24, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.29%, the 70th percentile. No source names a fixed version.