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CVE-2026-41013

Tenant-controlled comma smuggles arbitrary CIFS mount options

Published: Jun 1, 2026Updated: Jul 22, 2026 Sources: CVE List NVDCWE-88
8.1HIGH
NVD MITRE
EPSS Score
0.2%
Top 85.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

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

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-88

Affected Products

CloudFoundry Foundation
commercialaka cf deployment, smb-volume-release, routing release, cloud foundry
smb-volume-releaseMixed
Cloud & SaaS / container-orchestration
CF DeploymentMixed
Cloud & SaaS / container-orchestration

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

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

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