PatchSiren cyber security CVE debrief
CVE-2026-76686 Hewlett Packard Enterprise (HPE) CVE debrief
CVE-2026-76686 is a high-severity vulnerability in HPE Networking EdgeConnect SD-WAN Gateways that allows unauthenticated remote attackers to conduct denial-of-service attacks. Defenders should assess exposure, prioritize remediation, and verify affected versions and scope. The vulnerability exists in the underlying operating system, and its exploitation could lead to significant operational impact. Defenders must review the CVE record and NVD entry for limited information and verify affected versions and scope.
- Vendor
- Hewlett Packard Enterprise (HPE)
- Product
- EdgeConnect SD-WAN Gateways
- CVSS
- HIGH 7.5
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-09-15
- Original CVE updated
- 2026-09-22
- Advisory published
- 2026-09-15
- Advisory updated
- 2026-09-22
Who should care
Defenders and security teams responsible for HPE Networking EdgeConnect SD-WAN Gateways should assess exposure, prioritize remediation, and verify affected versions and scope.
Why it matters
CVE-2026-76686 is a high-severity vulnerability in HPE Networking EdgeConnect SD-WAN Gateways that allows unauthenticated remote attackers to conduct denial-of-service attacks. Defenders should assess exposure, prioritize remediation, and verify affected versions and scope.
- Verify affected versions and scope of HPE Networking EdgeConnect SD-WAN Gateways
- Assess exposure to potential denial-of-service attacks
- Prioritize remediation to prevent potential attacks
Technical summary
A vulnerability exists in the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways, allowing unauthenticated remote attackers to conduct denial-of-service attacks. The vulnerability has a high CVSS score of 7.5 and is considered a high-severity issue. Defenders should prioritize verifying affected versions and scope, assessing exposure, and remediating the vulnerability to prevent potential denial-of-service attacks.
Defensive priority
Defenders should prioritize verifying affected versions and scope, assessing exposure, and remediating the vulnerability to prevent potential denial-of-service attacks.
Recommended defensive actions
- Verify affected versions and scope of HPE Networking EdgeConnect SD-WAN Gateways
- Assess exposure and prioritize remediation
- Monitor for potential denial-of-service attacks
Evidence notes
The CVE record and NVD entry provide limited information about the vulnerability, including its existence, CVSS score, and potential impact. However, details about affected versions, exploitation, and remediation are not specified.
Sources and references
Verified primary and authoritative sources
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CVE-2026-76686 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2026-76686
CVE Program - Official CVE Program record with source-provided CVE metadata.
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CVE-2026-76686 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2026-76686
NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.
Methodology and review provenance
AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.