CVE-2026-28976
An information leakage was addressed with additional validation. This issue is fixed in macOS...
An information leakage was addressed with additional validation. This issue is fixed in macOS Tahoe 26.5. An app may be able to gain root privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
An information leakage was addressed with additional validation. This issue is fixed in macOS Tahoe 26.5. An app may be able to gain root privileges.
- Record
CVE-2026-28976- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200, CWE-269
- Updated
- 2026-11-02
EUVDEUVD-2026-29275
An information leakage was addressed with additional validation. This issue is fixed in macOS Tahoe 26.5. An app may be able to gain root privileges.
- Record
EUVD-2026-29275- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-78p6-jjm8-c38v
An information leakage was addressed with additional validation. This issue is fixed in macOS...
An information leakage was addressed with additional validation. This issue is fixed in macOS Tahoe 26.5. An app may be able to gain root privileges.
- Record
GHSA-78p6-jjm8-c38v- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
An information leakage was addressed with additional validation. This issue is fixed in macOS Tahoe 26.5. An app may be able to gain root privileges.
- Record
CVE-2026-28976- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200, CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-28976 is a high vulnerability (CVSS 7.5) in Apple Macos, published May 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. No source names a fixed version.