Vulnerability DatabaseCVE-2026-47830
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CVE-2026-47830
Published:July 09, 2026
Updated:August 04, 2026
Incorrect Permission Assignment in BOSH.Utils.psm1 in BOSH-Ecosystem bosh-windows-stemcell-builder allows low-privilege authenticated users to overwrite C:\bosh\service_wrapper.exe or C:\bosh\bosh-agent.exe and gain NT AUTHORITY\SYSTEM on the next service restart or reboot. This can lead to full host control. Affected versions: bosh-windows-stemcell-builder versions prior to v2019.98.
Affected Packages
https://github.com/cloudfoundry/bosh-windows-stemcell-builder.git (GITHUB):
Affected version(s) >=2019.29 <2019.98
Fix Suggestion:
Update to version 2019.98
Related Resources (1)
https://www.cloudfoundry.org/blog/cve-2026-47830-incorrect-permission-assignment-allows-local-privilege-escalation-to-system-via-executable-overwrite/
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CVSS v4
Base Score:
8.5
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.8
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
EPSS
Base Score:
0.10