CVE-2026-23826 | Unauthenticated Denial of Service in AOS-8 Network Management Service

A vulnerability in a network management service of AOS-8 Operating System could allow an unauthenticated remote attacker to exploit this vulnerability by sending specially crafted network packets to the affected device, potentially resulting in a denial-of-service condition. Successful exploitation could cause the affected service process to terminate unexpectedly, disrupting normal device operations.

Published: 2026-05-12 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2026-23826 is rated Moderate Risk (41.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.40%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-23826

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.08% 0.40% +0.32%
2 2026-05-13 — 0.08% —

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-23826

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2026-23826

GitHub Security Advisory for CVE-2026-23826

GHSA-4h6r-mccq-vg7c · Severity: high — A vulnerability in a network management service of AOS-8 Operating System could allow an...

Affected software / configurations for CVE-2026-23826

Vendor Product Version Raw CPE
arubanetworks arubaos >= 6.5.4.0, < 8.10.0.22 cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
arubanetworks arubaos >= 8.11.0.0, < 8.12.0.7 cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
arubanetworks arubaos >= 8.13.0.0, < 8.13.1.2 cpe:2.3:o:arubanetworks:arubaos:*:*:*:*:*:*:*:*
arubanetworks sd-wan >= 8.6.0.4-2.2.0.0, <= 8.6.0.4-2.2.0.7 cpe:2.3:a:arubanetworks:sd-wan:*:*:*:*:*:*:*:*
arubanetworks sd-wan >= 8.7.0.0-2.3.0.0, <= 8.7.0.0-2.3.0.9 cpe:2.3:a:arubanetworks:sd-wan:*:*:*:*:*:*:*:*

References for CVE-2026-23826

cvelogic Threat Intelligence