CVE-2026-41013

HIGH

CloudFoundry Foundation diego-release - Argument Injection via SMB Volume Mount Option Bypass

Title source: llm

Description

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

References (1)

Core 1

Core References

Various Sources

https://www.cloudfoundry.org/blog/cve-2026-41013-tenant-controlled-comma-smuggles-arbitrary-cifs-mount-options/

Scores

CVSS v3 8.1

EPSS 0.0024

EPSS Percentile 14.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-88

Status published

Products (2)

CloudFoundry Foundation/CF Deployment < 56.0.0

CloudFoundry Foundation/smb-volume-release < 3.60.0

Published Jun 01, 2026

Tracked Since Jun 02, 2026