AOS‑CX is a widely deployed network OS; remote code execution on switches can disrupt enterprise networks and is high-impact across organizations.
CVE-2026-44880
Remote buffer overflow in Aruba AOS-CX CLI allows privileged code execution.
Is CVE-2026-44880 being exploited?
Not confirmed. CVE-2026-44880 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 0.75% probability of exploitation in the next 30 days.
How severe is CVE-2026-44880?
CVE-2026-44880 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-2026-44880?
Yes. A fix has been recorded for CVE-2026-44880. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-44880 affect?
CVE-2026-44880 affects Aruba AOS-CX (CLI), AOS-CX network switches/OS. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-44880?
Apply vendor patch immediately; restrict CLI/management access and isolate affected devices.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote low-privileged attacker can exploit CLI buffer overflow to run arbitrary code as a privileged OS user, enabling device compromise and network disruption.
Immediate action required
- affected>= 10.17.0000 and <= 10.17.1020
- affected>= 10.16.0000 and <= 10.16.1050
- affected>= 10.13.0000 and <= 10.13.1170
- affected>= 10.18.0000 and < 10.18.0001
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.