CVE-2026-79886
ArubaOS (AOS): Unauthenticated Buffer Overflow Vulnerability leads to Denial-of-Service in AOS-8
Hewlett Packard Enterprise (HPE) ArubaOS (AOS)
CVSS
8.2HighExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.23%Chance of exploitation activity in the next 30 days, higher than 12% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
What fixes it
No source in this snapshot names a fixed version.
Description
An unauthenticated buffer overflow vulnerability exists in the PAPI protocol of AOS-8. Successful exploitation could allow an unauthenticated remote attacker to disrupt the availability of the affected service on the controller, with a limited impact to its integrity.
Text from CVE List
Affected versions 2
- ArubaOS (AOS)affected: 8.13.0.0 through 8.13.3.0CVE List
- ArubaOS (AOS)affected: 8.10.0.0 through 8.10.0.23CVE List