Medium severity · published Oct 15, 2026
CVE-2026-76666
HPE NonStop EXPAND - Out-of-Bounds memory read
4.7
CVSS
0.1%
EPSS
No
On KEV
Description
A security vulnerability in HPE NonStop EXPAND may result in out-of-bounds memory read.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:L
Attack vector
Local
Complexity
High
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HN
HPE NonStop EXPAND · Hewlett Packard Enterprise
T9057L02^AIG and earlier · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-76666
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-76666
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US
More from HPE NonStop EXPAND
7.1
CVE-2026-76665
HPE NonStop EXPAND - Buffer Overflow vulnerability
6.4
CVE-2026-76664
HPE NonStop EXPAND - Out-of-Bounds memory read/write
5.7
CVE-2026-76667
HPE NonStop EXPAND - Out-of-Bounds memory read vulnerability