CVE-2026-50454
Windows User Interface Core Elevation of Privilege Vulnerability
Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows User Interface Core Elevation of Privilege Vulnerability
Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-50454- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-23
- Updated
- 2026-11-02
EUVDEUVD-2026-43943
Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
- Record
EUVD-2026-43943- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r464-pwqp-f636
Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate...
Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
- Record
GHSA-r464-pwqp-f636- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-23
- Updated
- 2026-11-02
NVD
Relative path traversal in Windows User Interface Core allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-50454- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-23
- 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-2026-50454 is a high vulnerability (CVSS 7.8) in Microsoft Windows 11 Version 24h2, published July 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.37%, the 31st percentile. No source names a fixed version.