CVE-2026-19766

critical · 9.6

An authentication bypass vulnerability exists in the underlying operating system of HPE Networking Fabric Composer. Successful exploitation could allow an unauthenticated adjacent attacker to execute arbitrary code as a privileged user on the underlying operating system, leading to complete compromise of the AFC host.

9.6

CVSS

0.4%

EPSS (exploit prob.)

32nd

EPSS percentile

2026-09-01

Published

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-287

Affected products

Vendor	Product	Affected versions
arubanetworks	fabric_composer	>= 7.0.0, <= 7.3.3

Check a specific version with /api/v1/cve/match.

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-19766