Affects HPE AOS-10 network OS on enterprise switching infrastructure; unauthenticated command injection enables device takeover and widespread network disruption.
CVE-2026-79864
Unauthenticated adjacent command injection in HPE AOS-10 allowing privileged OS command execution.
Is CVE-2026-79864 being exploited?
Not confirmed. CVE-2026-79864 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 1.2% probability of exploitation in the next 30 days.
How severe is CVE-2026-79864?
CVE-2026-79864 is rated Critical with a CVSS score of 9.6. 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-2026-79864?
Not known from our data. No patch reference has been recorded for CVE-2026-79864, 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-2026-79864 affect?
CVE-2026-79864 affects HPE AOS-10, Network devices running AOS-10, Enterprise switches/routers running AOS-10. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-79864?
Isolate affected devices, restrict management/adjacent access, and apply vendor patch when available.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated adjacent attacker can execute arbitrary OS commands as a privileged user, enabling RCE, privilege escalation, device takeover and network disruption.
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.