CVE-2026-76661
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HPE NonStop QIOMON Out-of-Bounds Write Vulnerability

Vulnerability report for CVE-2026-76661, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-15

Last updated on: 2026-10-15

Assigner: Hewlett Packard Enterprise (HPE)

Description

A vulnerability in HPE NonStop QIOMON allows an out-of-bounds write that can corrupt buffer data.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-15
Last Modified
2026-10-15
Generated
2026-10-19
AI Q&A
2026-10-15
EPSS Evaluated
2026-10-18
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Hewlett Packard Enterprise HPE NonStop QIOMON T8671L02^ABH and earlier

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

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Executive Summary

This vulnerability is an out-of-bounds write flaw in HPE NonStop QIOMON that allows an attacker to corrupt buffer data. This occurs when software writes data outside the intended memory buffer, potentially leading to crashes, data corruption, or unauthorized access.

Impact Analysis

This vulnerability could allow attackers to execute arbitrary code, escalate privileges, or cause denial-of-service conditions on systems running HPE NonStop QIOMON. It may lead to data breaches, system instability, or unauthorized access depending on the attacker's goals.

Compliance Impact

The vulnerability involves an out-of-bounds write in HPE NonStop QIOMON that could corrupt buffer data. This type of memory corruption may lead to unauthorized data access or modification, which could violate confidentiality requirements under GDPR and HIPAA. However, specific compliance impacts are not detailed in the provided context.

Mitigation Strategies

Apply patches or updates provided by HPE for HPE NonStop QIOMON to address the out-of-bounds write vulnerability. Limit access to the affected system to trusted users only and monitor network traffic for unusual activity.

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