Description
An authenticated user with access to the NetBackup Flex OS management
shell could read arbitrary files from the underlying operating system by
supplying a specially crafted path argument to a diagnostic command.
Successful exploitation could expose sensitive system configuration and
credential material stored on the appliance.
Published: 2026-09-18
Score: 4.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Workaround

Restrict management shell access to authorized administrators only. No compensating control fully eliminates the risk; upgrading is required.

Tracking

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Advisories

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History

Sun, 20 Sep 2026 03:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 19 Sep 2026 23:00:00 +0000

Type Values Removed Values Added
First Time appeared Cohesity
Cohesity netbackup Flex Os
Vendors & Products Cohesity
Cohesity netbackup Flex Os

Fri, 18 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
Description An authenticated user with access to the NetBackup Flex OS management shell could read arbitrary files from the underlying operating system by supplying a specially crafted path argument to a diagnostic command. Successful exploitation could expose sensitive system configuration and credential material stored on the appliance.
Title Sensitive File Disclosure via Relative Path Traversal in NetBackup Flex OS Shell
Weaknesses CWE-347
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Cohesity Netbackup Flex Os
cve-icon MITRE

Status: PUBLISHED

Assigner: ENISA

Published:

Updated: 2026-09-18T14:31:45.190Z

Reserved: 2026-02-25T14:02:29.493Z

Link: CVE-2026-28199

cve-icon Vulnrichment

Updated: 2026-09-18T14:30:13.574Z

cve-icon NVD

Status : Deferred

Published: 2026-09-18T12:17:24.850

Modified: 2026-09-18T19:24:36.593

Link: CVE-2026-28199

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-19T22:29:45Z

Weaknesses