CVE-2026-437867.8High
CVE-2026-43786: Apple macOS vulnerability
Apple · macOS
Vendor fix available · Affected: Apple macOS · Exploitation: public proof of concept (unverified)
ExploitationProof of concept public
Not in CISA KEV as of catalogue 2026.11.13 (13 Nov)
- In CISA KEV: not seen
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public2 public GitHub repositories (unverified), listed by PoC-in-GitHub21 Sep
- Not established: not seen
0.2%probability of exploitation in the next 30 days
8th percentile
050100
Higher than 8% of scored CVEs
7.8HighCVSS
LowMediumHighCrit.
DescriptionNVD
This issue was addressed with additional entitlement checks. 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.
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Apple
- Published
- September 2026
What changed
- PoC-in-GitHub lists 2 public GitHub repositories (unverified) PoC-in-GitHub
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 28 Sep.
- Apple Patches macOS Flaw Allowing Apps to Gain Root AccessSecurityOnline · first in our coverage
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