Vulnerability · Published Jul 9, 2026 · Assigned by vmware
CVE-2026-47830Incorrect Permission Assignment Allows Local Privilege Escalation to SYSTEM via Executable Overwrite
High 8.8
In plain English
A high-severity security flaw in bosh-windows-stemcell-builder from Cloud Foundry Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.0)8.8High
Exploit odds (30 days)0.1%top 96.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cloud Foundry Foundation | bosh-windows-stemcell-builder | 0 – before 2019.98 |