CVE-2026-23808
Client Isolation Bypass via GTK Manipulation
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
13th
A vulnerability has been identified in a standardized wireless roaming protocol that could enable a malicious actor to install an attacker-controlled Group Temporal Key (GTK) on a client device. Successful exploitation of this vulnerability could allow a remote malicious actor to perform unauthorized frame injection, bypass client isolation, interfere with cross-client traffic, and compromise network segmentation, integrity, and confidentiality.
| Vendor | hewlett packard enterprise (hpe) |
| Product | hpe aruba networking wireless operating system (aos-10 & aos-8) |
| Published | Mar 4, 2026 |
| Last Updated | Apr 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
Hewlett Packard Enterprise (HPE) / HPE Aruba Networking Wireless Operating System (AOS-10 & AOS-8)
10.8.0.0 10.7.0.0 ≤ 10.7.2.2 10.4.0.0 ≤ 10.4.1.10 8.13.0.0 ≤ 8.13.1.1 8.12.0.0 ≤ 8.12.0.6 8.10.0.0 ≤ 8.10.0.21
References
Credits
Xin'an Zhou, Juefei Pu, Zhutian Liu, Zhiyun Qian, Zhaowei Tan,Srikanth V. Krishnamurthy from University of California, and Mathy Vanhoef from DistriNet, KU Leuven