PT-2026-58331 · Microsoft · Install Service+1
CVE-2026-50343
·
Published
2026-06-03
·
Updated
2026-07-22
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
Microsoft Install Service (affected versions not specified)
Description
Improper privilege management in the Microsoft Install Service allows an authorized attacker to elevate privileges locally, potentially granting full control of the system and enabling the execution of arbitrary code.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
DoS
Improper Privilege Management
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Weakness Enumeration
Related Identifiers
Affected Products
Install Service
Windows