CVE-2026-86917

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to gain root privileges.

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CVSS v3.1

7.8 HIGH

EPSS

0.11%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

EPSS Trend

Sep 16, 2026 → Sep 17, 2026

● 0.01pp

0.10% → 0.11% over 2 tracked changes

CVSS v3.1 Detail

Attack VectorLOCAL

Attack ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

ScopeUNCHANGED

ConfidentialityHIGH

IntegrityHIGH

AvailabilityHIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Connections

2 relationships

macos

source

Timeline

disclosure → media coverage

Sep 14, 2026

Disclosure — published as a CVE record.