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CVE-2020-3864A logic issue was addressed with improved validation. This issue is fixed in iCloud for Windows 7.17, iTunes 12.10.4 for Windows, iCloud…
- 7.8HighCVSS base score
- 0.40%Exploitation in 30 daysEPSS · top 65% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A logic issue was addressed with improved validation. This issue is fixed in iCloud for Windows 7.17, iTunes 12.10.4 for Windows, iCloud for Windows 10.9.2, tvOS 13.3.1, Safari 13.0.5, iOS 13.3.1 and iPadOS 13.3.1. A DOM object context may not have had a unique security origin.
Timeline
ID reserved
By apple
- 10 months later
· 10 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.40% · top 65% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
- affected unspecified – < 13.3
- affected unspecified – < 13.3
- affected unspecified – < 13.0
- affected unspecified – < 12.10
- affected unspecified – < 10.9
- affected unspecified – < 7.17
References
References6
- https://support.apple.com/en-us/HT210947 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210918 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210920 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210922 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210923 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/en-us/HT210948 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2020-25129 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2020-3864)Record last updated .