High 7.8Published Apr 2, 2021

CVE-2020-9926A use after free issue was addressed with improved memory management.

Updated under an hour ago (Nov 2, 2026, 12:23 AM ET)

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It affects apple icloud and 5 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 use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, iCloud for Windows 7.20, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. 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-416
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	before 7.20	NVD
apple ipados apple:ipados	before 13.6	NVD
apple iphone_os apple:iphone_os	before 13.6	NVD
apple mac_os_x apple:mac_os_x	before 10.13.6; from 10.14 before 10.14.6; from 10.15 before 10.15.6; 10.13.6; 10.13.6; 10.13.6; 10.13.6; 10.13.6; and 20 more ranges	NVD
apple tvos apple:tvos	before 13.4.8	NVD
apple watchos apple:watchos	before 6.2.8	NVD

References

References

https://support.apple.com/en-us/HT211288	vendor-advisory
https://support.apple.com/en-us/HT211289	vendor-advisory
https://support.apple.com/en-us/HT211290	vendor-advisory
https://support.apple.com/en-us/HT211291	vendor-advisory
https://support.apple.com/en-us/HT211295	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.