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A security vulnerability in HPE NonStop EXPAND may result in out-of-bounds memory read. (CVE-2026-76666)

0
Medium
Published: 10/15/2026 (10/15/2026, 06:30:43 UTC)
Source: GCVE Database

Description

A security vulnerability identified as CVE-2026-76666 affects HPE NonStop EXPAND and may cause an out-of-bounds memory read. This vulnerability has a medium severity rating with a CVSS score of 4.7. It requires local attack vector with high attack complexity and privileges, and does not involve user interaction. The vulnerability impacts confidentiality but not integrity or availability. No specific affected versions or patches have been provided.

CVSS v3.1

Score 4.7medium

Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
Low
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:L

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/15/2026, 07:03:54 UTC

Technical Analysis

CVE-2026-76666 is a vulnerability in HPE NonStop EXPAND that allows an out-of-bounds memory read. The CVSS 3.1 vector indicates that exploitation requires local access with high complexity and privileges, no user interaction is needed, and the impact is limited to confidentiality with no effect on integrity or availability. No vendor advisory or patch information is available to confirm remediation status.

Potential Impact

Successful exploitation of this vulnerability could lead to unauthorized disclosure of information due to out-of-bounds memory reads. There is no indication of impact on system integrity or availability. The attack requires local access with high privileges and is complex to execute, limiting the likelihood of exploitation.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local access to trusted users with appropriate privileges to reduce risk.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-cf77-p45j-975w
Osv Schema Version
1.4.0
Aliases
["CVE-2026-76666"]
Database Specific Severity
MODERATE
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6ad077ab2cdf04f6560ee936

Added to database: 10/15/2026, 06:50:19 UTC

Last enriched: 10/15/2026, 07:03:54 UTC

Last updated: 10/16/2026, 02:48:08 UTC

Views: 18

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