CVE-2026-76666

Memory disclosure to privileged local users

Published Oct 15, 2026 · Updated Oct 15, 2026

An out-of-bounds read in HPE NonStop EXPAND T9057L02^AIG and earlier allows local users to read memory via unspecified vectors. The public record does not identify the faulty routine, input, or operation that crosses the memory boundary. Exploitation requires high privileges and no user interaction; the specific data exposed is undisclosed.

CVSS severity4.7
Medium
EPSS probability0.10%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

An out-of-bounds read in HPE NonStop EXPAND T9057L02^AIG and earlier allows local users to read memory via unspecified vectors. The public record does not identify the faulty routine, input, or operation that crosses the memory boundary. Exploitation requires high privileges and no user interaction; the specific data exposed is undisclosed.

The record

CVE
CVE-2026-76666
Published
Oct 15, 2026
Updated
Oct 15, 2026
Vendor
Hewlett Packard Enterprise
Product
HPE NonStop EXPAND
Classifications
CWE-125, CAPEC-100
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Oct 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Oct 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=T9057L02^AIG and earlier

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Hewlett Packard Enterprise · HPE NonStop EXPANDversion=T9057L02^AIG and earlier

Published CVSS scores

4.7Hewlett Packard EnterpriseCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Activity data is delayed. The latest report is Sep 28, 2026.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-125Out-of-bounds Read
CAPEC-100Overflow Buffers

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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