CVE-2026-73712
Unauthenticated remote command execution via HPE Fabric Composer API.
Is CVE-2026-73712 being exploited?
Not confirmed. CVE-2026-73712 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.40% probability of exploitation in the next 30 days.
How severe is CVE-2026-73712?
CVE-2026-73712 is rated High with a CVSS score of 8.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-73712?
Yes. A fix has been recorded for CVE-2026-73712. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73712 affect?
CVE-2026-73712 affects HPE Networking Fabric Composer, Fabric Composer API, Underlying host OS. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73712?
Apply HPE security update immediately and restrict API access to trusted networks.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote OS command execution via API, allowing full host compromise and control of Fabric Composer.
Immediate action required
- affected>= 7.0.0 and <= 7.3.3
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.