VulnerabilityModified
CVE-2018-4311
The issue was addressed by removing origin information.
HIGH 8.1EPSS 2.06%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The issue was addressed by removing origin information. This issue affected versions prior to iOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.
- CVSS 3.0
- 8.1 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- EPSS
- 2.06% probability · 81th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- apple/safari · apple/iphone os · apple/watchos · apple/icloud · apple/itunes
- Source
- product-security@apple.com
EPSS 2.1% since 27 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/kb/HT209106Vendor Advisory
- https://support.apple.com/kb/HT209108Vendor Advisory
- https://support.apple.com/kb/HT209109Vendor Advisory
- https://support.apple.com/kb/HT209140Vendor Advisory
- https://support.apple.com/kb/HT209141Vendor Advisory
- https://support.apple.com/kb/HT209106Vendor Advisory
- https://support.apple.com/kb/HT209108Vendor Advisory
- https://support.apple.com/kb/HT209109Vendor Advisory
- https://support.apple.com/kb/HT209140Vendor Advisory
- https://support.apple.com/kb/HT209141Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.