CVE-2026-112478
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in...
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or read kernel memory.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or read kernel memory.
- Record
CVE-2026-112478- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-03
EUVDEUVD-2026-110226
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or read kernel memory.
- Record
EUVD-2026-110226- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5rv3-4gx8-q47g
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in...
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or read kernel memory.
- Record
GHSA-5rv3-4gx8-q47g- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-03
NVD
An out-of-bounds read issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or read kernel memory.
- Record
CVE-2026-112478- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-04
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| references | EUVD, GitHub Advisories, NVD | |
| cwes, severity | CVE List | |
| facts | NVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-112478 is a critical vulnerability (CVSS 9.0) in Apple Macos, published October 26, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 8th percentile. No source names a fixed version.