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01 Record

CVE-2026-76658

Unauthenticated Remote Code Execution in HPE Networking Fabric Composer SSH Daemon

CriticalPUBLISHEDCNA: hpe
CNA base score10.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

02 Description

Unauthenticated Remote Code Execution in HPE Networking Fabric Composer SSH Daemon

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.74% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 54.4% of scored records. A rank, not a probability.
NVD base score
10.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-09-02.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-09-01 19:47Z1 MO AGO
Last updated
2026-09-01 20:24Z1 MO AGO
Reserved
2026-08-19
Assigning CNA
hpe
Record state
PUBLISHED
Severity
Critical (CVSS 10.0)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-287Improper AuthenticationClass
Data version
5.2
Document digest
ce938b7584c9a55f3d8e30ff64931135e6832cdd6fc2d26fe50bad20f6e63022

05 Affected products

VendorProductVersionsPlatforms
Hewlett Packard Enterprise (HPE)Fabric Composer7.0.0 to 7.3.3—

06 References