macOS · macOS update · September 28, 2026
Sequoia 15.8.1
Sequoia 15.8.1, released September 28, 2026, fixes 1 CVE in Sequoia. One of them is being exploited (CVE-2026-86950); 1 on CISA KEV. Patch Radar priority: Patch now.
Patch now1 on CISA KEV
CVEs closed
1
None rated Critical
Exploited
1
CVE-2026-86950
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.2617
98th percentile
Applies to
| Product | Version |
|---|---|
| Sequoia | 15.8.1 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2026-86950 | CoreGraphics: Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27. | Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27. | 8.8 | 0.2617 | KEVExploited |
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