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CVE-2026-73748

LOW 2.2

Published 2026-09-01 · Last modified 2026-09-01

A vulnerability in the affected interface of HPE Networking Fabric Composer allows an attacker with administrative privileges to access sensitive information in a cleartext format. A successful exploit allows an attacker to retrieve information which could be used to potentially gain further access to network services supported by HPE Networking Fabric Composer.

NO EXPLOITATION SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.1%chance of exploitation in 30 days · 1st percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

2.2CVSS 3.1 · LOW

  • ConfidentialityLow
  • IntegrityNone
  • AvailabilityNone

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ⚠Privileges: Requires an admin / high-privilege account
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-73748/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-73748/poc.json

Affected

Vendors Hewlett Packard Enterprise (Hpe) Arubanetworks

Products Fabric Composer

Weakness (CWE)

  • CWE-312: Cleartext Storage of Sensitive Information

CVSS vector

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

Known Affected Software Configurations

VendorProductVersion range
ArubanetworksFabric Composer< 7.3.4

All CVSS metrics

  • LOW 2.2 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
  • LOW 2.2 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N

References

Advisories

Sources: NVD · CVE.org · EPSS