Auth bypass in Hewlett Packard Enterprise (HPE) Edgeconnect Sd-Wan Orchestrator

CVE-2026-63455

Multiple vulnerabilities in the REST API interface of HPE Networking SD-WAN Orchestrator could allow an unauthenticated remote attacker to bypass web authentication mechanisms and access system functions. Successful exploitation could allow an attacker to view and modify potentially sensitive information on the target system.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (56.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-63455: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-63455?
CVE-2026-63455 is a critical-severity vulnerability in Hewlett Packard Enterprise (HPE) Edgeconnect Sd-Wan Orchestrator, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-08-04.
How severe is CVE-2026-63455?
Critical severity. CVSS v3 base score is 9.8 out of 10.