Apple macOS: Local privilege escalation due to insufficient checks
Summary
A logic issue in macOS allows a local attacker to elevate their privileges. NVD rates it as High (CVSS 3.1 8.4), with high impact on confidentiality, integrity and availability once an attacker has local code execution or a local account. Apple fixed the issue in macOS Golden Gate 27.2, Sequoia 15.8.2 and Tahoe 26.7.2 released on October 26, 2026.
Affected
- macOS versions before 15.8.2, before 26.7.2 and before 27.2 (per the Apple CVE record)
- Older macOS branches: Unknown.
Fixed in
- macOS Golden Gate 27.2
- macOS Sequoia 15.8.2
- macOS Tahoe 26.7.2
Workaround
Unknown. No vendor workaround identified; apply the update.
Exploitation
- No exploitation known. CISA SSVC: Exploitation none, Automatable no.
- Not listed in CISA KEV.
- No public exploit code identified.
Our recommendation
- Update macOS fleets to Golden Gate 27.2, Sequoia 15.8.2 or Tahoe 26.7.2 via MDM or a managed update policy.
- Keep macOS on a supported branch.
- Include this update in the standard patch cycle; prioritise devices with high-risk local-user exposure.
- Monitor for unusual privilege changes on endpoints.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Apple security content macOS Golden Gate 27.2 support.apple.com
- Apple security content macOS Tahoe 26.7.2 support.apple.com
- Apple security content macOS Sequoia 15.8.2 support.apple.com
- OpenCVE CVE-2026-65327 app.opencve.io
- OffSeq Radar CVE-2026-65327 radar.offseq.com
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 1 Nov 2026, 12:00.
Original description (NVD)
A logic issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A local attacker may be able to elevate their privileges.
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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