Unauthenticated remote code execution in a widely deployed network OS (AOS-CX) can compromise network infrastructure and control planes across organizations.
CVE-2026-73782
Unauthenticated RCE in HPE Aruba AOS-CX CLI allowing privileged code execution.
Is CVE-2026-73782 being exploited?
Not confirmed. CVE-2026-73782 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 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-73782?
CVE-2026-73782 is rated High with a CVSS score of 8.8. 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-2026-73782?
Yes. A fix has been recorded for CVE-2026-73782. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73782 affect?
CVE-2026-73782 affects HPE Aruba AOS-CX (CLI on network switches), AOS-CX firmware/images - see vendor bulletin. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73782?
Apply vendor patch immediately; restrict/limit CLI access and implement ACLs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote code execution via CLI, enabling arbitrary code as a privileged OS user and full device compromise.
Immediate action required
- affected>= 10.18.0000 and <= 10.18.0001
- affected>= 10.17.0000 and <= 10.17.1021
- affected>= 10.16.0000 and <= 10.16.1051
- affected>= 10.13.0000 and <= 10.13.1180
- affected>= 10.10.0000 and <= 10.10.1180
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.