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CVE-2026-63456 – Authentication Bypass (Unauthenticated) – HPE EdgeConnect SD-WAN Orchestrator 9.6.2

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Summary

CVE-2026-63456 is a critical authentication bypass vulnerability in the REST API interface of HPE EdgeConnect SD-WAN Orchestrator (HPE Networking SD-WAN Orchestrator). An unauthenticated remote attacker can bypass web authentication mechanisms and reach system functions, allowing them to view and modify sensitive system information. It carries a CVSS v3.1 base score of 9.8 (Critical).

Technical details

  • Root cause: Improper authentication (CWE-287) in the product’s REST API interface.
  • Trigger conditions: Reachable over the network with no authentication and no user interaction required.
  • Attack vector: Network (remote), low attack complexity.
  • Impact: Bypass of web authentication mechanisms enabling access to system functions, with the ability to view and modify sensitive system information (high confidentiality and integrity impact, and high availability impact).

Affected software

  • HPE EdgeConnect SD-WAN Orchestrator 9.6.2.00000 through 9.6.2.40208
  • HPE EdgeConnect SD-WAN Orchestrator 9.6.3.00000 through 9.6.3.40137

Severity

  • CVSS v3.1 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

Mitigation and recommended actions

  • Immediate: Upgrade to a fixed release as directed in HPE advisory HPESBNW05100 — a build later than 9.6.2.40208 for the 9.6.2 branch, and later than 9.6.3.40137 for the 9.6.3 branch.
  • If no patch: Restrict network access to the Orchestrator management and REST API interfaces so they are not reachable from untrusted networks or the public internet; limit access to trusted management networks and monitor for unauthorized access.

How IONIX identifies potentially affected assets

IONIX matches the following signals against data already collected when it crawled the asset; identifying the technology sends no request beyond that crawl.

  • Content-Security-Policy response header: silverpeaksystems.net, portal.silverpeak.cloud
  • Raw response body: Welcome to SD-WAN Orchestrator

References

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How IONIX’s External Exposure Management Platform Detects and Validates
Zero-Days to Shrink MTTR

1

Map your entire attack surface (continously)

IONIX uses multi-factor discovery methods, including DNS analysis, certificate mapping, metadata inspection, and more, to automatically map every internet-facing asset across your environment. This includes cloud instances, third-party platforms, shadow IT, and even forgotten infrastructure that traditional tools miss.

2

Monitor for new CVEs

Dozens of threat intel feeds using agentic technology are continuously analyzed to detect the appearance of proof-of-concept code, exploit kits, and indicators of active targeting. IONIX goes further by applying AI to proactively evaluate whether emerging vulnerabilities are likely to be exploited, even before PoCs go public.

3

Identify Potential External Exposures

Not all CVEs matter. IONIX filters vulnerabilities by asking attacker-centric questions: Can it be reached from the internet? Does it require authentication? Is it being exploited in the wild? This dramatically reduces noise and focuses teams on threats that can actually be weaponized.

4

Create Safe, Scalable Exploit Validations

IONIX transforms real-world PoCs into safe, non-intrusive test payloads that can be run in production environments without disruption. These simulations are precisely targeted to the systems that are vulnerable, ensuring rapid validation without unnecessary load.

5

Execute Exploit Validations

By combining context about software stack, versioning, exposure status, and reachability, IONIX ensures that only the right payloads are executed against the right assets, maximizing efficiency and minimizing risk.

6

Drive Fast and Actionable Remediation

Results are routed through integrations with ticketing, SOAR, and SIEM tools. Issues are written in plain language, bundled into remediation clusters, and prioritized based on asset criticality, exploitability, and blast radius. This shortens mean time to remediation (MTTR) and empowers teams to act with confidence.

Are you exposed?

Get a free report of your organization’s exposure to this CVE and threat

  • Mapping of all Assets with this Technology
  • Identification of potentially exposed assets to this CVE
  • Confirmation of verified exploitable assets
Get Exposure Report
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