CVE-2021-30779
Processing a maliciously crafted image may lead to arbitrary code execution.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing a maliciously crafted image may lead to arbitrary code execution.
- 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
- 1.29% probability · 70th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- apple/iphone os · apple/macos · apple/tvos · apple/watchos
- Source
- product-security@apple.com
EPSS 1.3% 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/HT212601Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212602Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212604Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212605Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212601Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212602Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212604Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212605Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.