CVE-2026-41013 PUBLISHED

Tenant-controlled comma smuggles arbitrary CIFS mount options

Assigner: vmware
Reserved: 16.04.2026 Published: 01.06.2026 Updated: 01.06.2026

Input validation bypass in SMB volume mount handling in CloudFoundry Foundation diego-release allows low-privileged CF space developer to inject arbitrary kernel CIFS mount options via bypassing the mount-option allowlist, enabling privilege escalation and security control bypass on multi-tenant Diego cells.

Affected versions: smb-volume-release: All versions prior to v3.60.0 CF Deployment: All versions prior to v56.0.0

Product Status

Vendor CloudFoundry Foundation
Product smb-volume-release
Versions Default: unaffected
  • affected from 0 to 3.60.0 (excl.)
Vendor CloudFoundry Foundation
Product CF Deployment
Versions Default: unaffected
  • affected from 0 to 56.0.0 (excl.)

References

Problem Types

  • CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') CWE

Impacts

  • A low-privileged CF space developer can bypass the SMB mount-option allowlist by injecting arbitrary kernel CIFS mount options via comma-delimited parameters, enabling privilege escalation and security control bypass on multi-tenant Diego cells.