Description
No description provided
Published: 2026-10-22
Score: 9.6 Critical
EPSS: n/a
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

This vulnerability is an unauthenticated adjacent buffer overflow that can lead to remote code execution. An attacker can, without authentication, provide input that overflows a buffer in an improperly bounded routine, allowing execution of arbitrary code. The weakness is a classic buffer overflow, classified as CWE‑120.

Affected Systems

The affected vendor is Hewlett Packard Enterprise, but the specific product name and version are not disclosed in the available data. No version ranges are provided, so any HPE deployment that may include the vulnerable component should be investigated.

Risk and Exploitability

The CVSS base score of 9.6 indicates critical severity, and the EPSS score is not available, with no listing in the CISA KEV catalog. Because the vulnerability is described as unauthenticated, the implicit attack vector is likely external network access to the vulnerable service. Without a public exploit or patch details, the risk remains high for any exposed surface.

Generated by OpenCVE AI on October 23, 2026 at 04:13 UTC.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

  • Locate and install the latest HPE patch or firmware update that addresses the adjacent buffer overflow, ensuring that the update includes proper bounds checking for the vulnerable routine.
  • If a patch is not immediately available, disable or restrict the remote interface or service that is susceptible to the buffer overflow until a fix is applied to prevent untrusted input from reaching the vulnerable code.
  • Enable intensive logging and monitoring for anomalous traffic or errors that may indicate exploitation attempts, and investigate any suspicious activity promptly.

Generated by OpenCVE AI on October 23, 2026 at 04:13 UTC.

Tracking

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Advisories

No advisories yet.

History

Fri, 23 Oct 2026 04:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description No description provided
Title Unauthenticated Adjacent Buffer Overflow Vulnerabilities lead to Remote Code Execution
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: hpe

Published:

Updated: 2026-10-22T19:05:20.425Z

Reserved: 2026-08-25T14:47:36.509Z

Link: CVE-2026-79863

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-22T19:17:58.630

Modified: 2026-10-22T19:17:58.630

Link: CVE-2026-79863

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T04:15:18Z

Weaknesses
  • CWE-120

    Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')