Unauthenticated, high-severity info disclosure in widely deployed HPE AOS-10 network OS; can enable lateral movement and broader compromise across enterprise networks.
CVE-2026-79871
Unauthenticated remote CLI info disclosure in HPE AOS-10
Is CVE-2026-79871 being exploited?
Not confirmed. CVE-2026-79871 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 0.31% probability of exploitation in the next 30 days.
How severe is CVE-2026-79871?
CVE-2026-79871 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-2026-79871?
Not known from our data. No patch reference has been recorded for CVE-2026-79871, 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-2026-79871 affect?
CVE-2026-79871 affects HPE AOS-10, Network switches/controllers running AOS-10, HPE/Aruba network infrastructure. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-79871?
Block unauthenticated CLI access, restrict/manage CLI access, apply vendor patch when released, monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker can read sensitive CLI data (configs/credentials), enabling lateral movement and access to network services.
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.