SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-73773

An unauthenticated Denial-of-Service (DoS) vulnerability exists in the API endpoint of AOS-CX.

HIGH 7.5EPSS 0.26%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An unauthenticated Denial-of-Service (DoS) vulnerability exists in the API endpoint of AOS-CX. Successful exploitation of this vulnerability results in the ability to interrupt the normal operation of the affected service.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.26% probability · 18th percentile
CISA KEV
Not listed
Weakness
CWE-400
Affected
hpe/arubaos-cx
Source
security-alert@hpe.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.