Affects Aruba AOS-10 wireless infrastructure widely deployed in enterprises; info leak can enable credential theft, lateral access or service disruption—high operational impact and newsworthy.
CVE-2026-79876
Aruba AOS-10 Wi‑Fi frame info disclosure allows adjacent attacker to access sensitive data
Is CVE-2026-79876 being exploited?
Not confirmed. CVE-2026-79876 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 0.23% probability of exploitation in the next 30 days.
How severe is CVE-2026-79876?
CVE-2026-79876 is rated Critical with a CVSS score of 9.3. 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-2026-79876?
Not known from our data. No patch reference has been recorded for CVE-2026-79876, 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-2026-79876 affect?
CVE-2026-79876 affects Aruba AOS-10, Aruba access points/controllers running AOS-10, HPE Aruba wireless infrastructure. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-79876?
Review HPE advisory and apply vendor fixes/mitigations ASAP; restrict wireless adjacency and monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated adjacent attacker can extract sensitive Wi‑Fi frame data to harvest credentials, map networks, enable lateral access, or disrupt wireless service.
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.