CVE-2026-23811

Summary

A vulnerability in the client isolation mechanism may allow an attacker to bypass Layer 2 (L2) communication restrictions between clients and redirect traffic at Layer 3 (L3). In addition to bypassing policy enforcement, successful exploitation - when combined with a port-stealing attack - may enable a bi-directional Machine-in-the-Middle (MitM) attack.

Affected Software

VendorProductVersion RangeStatus
Hewlett Packard Enterprise (HPE)HPE Aruba Networking Wireless Operating Systems (AOS-8 & AOS-10)10.8.0.0affected
Hewlett Packard Enterprise (HPE)HPE Aruba Networking Wireless Operating Systems (AOS-8 & AOS-10)10.7.0.0 <= 10.7.2.2affected
Hewlett Packard Enterprise (HPE)HPE Aruba Networking Wireless Operating Systems (AOS-8 & AOS-10)10.4.0.0 <= 10.4.1.10affected
Hewlett Packard Enterprise (HPE)HPE Aruba Networking Wireless Operating Systems (AOS-8 & AOS-10)8.13.0.0 <= 8.13.1.1affected
Hewlett Packard Enterprise (HPE)HPE Aruba Networking Wireless Operating Systems (AOS-8 & AOS-10)8.12.0.0 <= 8.12.0.6affected
Hewlett Packard Enterprise (HPE)HPE Aruba Networking Wireless Operating Systems (AOS-8 & AOS-10)8.10.0.0 <= 8.10.0.21affected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References