CVE-2026-47830
HIGHIncorrect Permission Assignment Allows Local Privilege Escalation to SYSTEM via Executable Overwrite
CVSS v3
8.8
HIGH
EPSS Score
—
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
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.
Technical Details
- CVSS v3 Vector
- 3.0
- Published
- 7/9/2026
- Last Modified
- 7/9/2026
Frequently Asked Questions
What is CVE-2026-47830?
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.
Is CVE-2026-47830 actively exploited?
Active exploitation of CVE-2026-47830 has not been confirmed. The EPSS score is N/A%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-47830?
CVE-2026-47830 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string 3.0.
Is CVE-2026-47830 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.