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CVE-2026-63455

9.8 · CRITICAL

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 fun…

Published Aug 4, 2026CWE-306EPSS 0.80%

Overview

CVE-2026-63455 is a critical-severity vulnerability. It was published on August 4, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsupport.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05100en_us&docLocale=en_US

How CyberStrike helps

Frequently asked questions

What is CVE-2026-63455?

CVE-2026-63455 is a critical-severity vulnerability. It was published on August 4, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-63455?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-63455?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-63455?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-63455 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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