Unauthenticated remote RCE in widely deployed HPE AOS-10 network OS; can fully compromise network devices and enable lateral movement, warranting org-wide notice.
CVE-2026-79844
Auth bypass in AOS-10 allows unauthenticated remote arbitrary OS command execution.
Is CVE-2026-79844 being exploited?
Not confirmed. CVE-2026-79844 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 0.69% probability of exploitation in the next 30 days.
How severe is CVE-2026-79844?
CVE-2026-79844 is rated Critical with a CVSS score of 10.0. 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-2026-79844?
Not known from our data. No patch reference has been recorded for CVE-2026-79844, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-79844 affect?
CVE-2026-79844 affects HPE AOS-10 network OS, Network appliances running AOS-10. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-79844?
Isolate AOS-10 devices, restrict management access, apply vendor fixes/mitigations ASAP.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote attacker can execute arbitrary OS commands, leading to full device compromise, network disruption, and lateral access.
Immediate action required
- affected>= 10.8.0.0 and <= 10.8.1.1
- affected>= 10.7.0.0 and <= 10.7.2.6
- affected>= 10.4.0.0 and <= 10.4.1.13
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.