CVE-2023-40446
Processing maliciously crafted input may lead to arbitrary code execution in user-installed apps.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.7.1, iOS 16.7.2 and iPadOS 16.7.2, iOS 17.1 and iPadOS 17.1. Processing maliciously crafted input may lead to arbitrary code execution in user-installed apps.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.26% probability · 18th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- apple/ipados · apple/iphone os · apple/macos
- Source
- product-security@apple.com
EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://support.apple.com/en-us/HT213981Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213982Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213983Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213981Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213982Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT213983Release Notes, Vendor Advisory
- https://support.apple.com/kb/HT213981
- https://support.apple.com/kb/HT213983
- https://support.apple.com/kb/HT213984
- https://support.apple.com/kb/HT213985
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.