What’s Vulnerable › Vulnerabilities
CVE-2026-44873: Insufficient Session Invalidation on User Account Deactivation in AOS-8 Operating System
- Severity: medium (CVSS 5.4 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-05-12 · updated 2026-10-26
- Weakness: CWE-613
Description
A session management vulnerability in AOS-8 allows previously authenticated users to retain network access after their accounts are administratively disabled. Existing sessions are not invalidated when credentials are revoked, enabling continued access until session expiration. An attacker with compromised credentials could exploit this behavior to maintain unauthorized access even after the account has been disabled.
Affected products
- Hewlett Packard Enterprise (HPE) ArubaOS (AOS): from 6.5.4.0 before 8.10.0.22; from 8.11.0.0 before 8.12.0.7; from 8.13.0.0 before 8.13.1.2 — fixed in 8.10.0.22, 8.12.0.7, 8.13.1.2
- Arubanetworks Sd-Wan: from 8.6.0.4-2.2.0.0 through 8.6.0.4-2.2.0.7; from 8.7.0.0-2.3.0.0 through 8.7.0.0-2.3.0.9
How to fix
Upgrade to a fixed version: Hewlett Packard Enterprise (HPE) ArubaOS (AOS) 8.10.0.22, 8.12.0.7, 8.13.1.2. Check the vendor advisory for mitigations.
References
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