PT-2026-58431 · Microsoft · Windows User Interface Core+1
CVE-2026-50454
·
Published
2026-07-14
·
Updated
2026-07-27
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Windows AppResolver (affected versions not specified)
Description
An authorization flaw in the Windows AppResolver allows for local privilege escalation. An attacker can exploit this issue to bypass container isolation, moving from a zero-capability AppContainer to a full interactive SYSTEM shell.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
LPE
DoS
Relative Path Traversal
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Weakness Enumeration
Related Identifiers
Affected Products
Windows
Windows User Interface Core