High 7.8Published Dec 23, 2021

CVE-2018-4302A null pointer dereference was addressed with improved validation.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects apple icloud and 4 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Start free and add your stackFree account, 3 products Every CVE for apple icloud Exploited in the last 30 days

A null pointer dereference was addressed with improved validation. This issue is fixed in macOS High Sierra 10.13, iCloud for Windows 7.0, watchOS 4, iOS 11, iTunes 12.7 for Windows. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.

CVSS: 7.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-476
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

apple icloud apple:icloud	through 7.0	NVD
apple itunes apple:itunes	before 12.7	NVD
apple iphone_os apple:iphone_os	before 11	NVD
apple mac_os_x apple:mac_os_x	before 10.13	NVD
apple watchos apple:watchos	before 4	NVD

References

References

https://support.apple.com/en-us/HT208112	vendor-advisory
https://support.apple.com/en-us/HT208115	vendor-advisory
https://support.apple.com/en-us/HT208141	vendor-advisory
https://support.apple.com/en-us/HT208142	vendor-advisory
https://support.apple.com/en-us/HT208144	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.