CVE-2026-76664: hewlett packard enterprise hpe nonstop expand Out-of-bounds Read
CVSS: 6.4v3.1MediumAwaiting analysis
Published 15-10-2026Last modified 15-10-2026
Vulnerability summary
CVE-2026-76664 is a medium (CVSS 6.4) Out-of-bounds Read vulnerability in hewlett packard enterprise hpe nonstop expand. EPSS estimates a 0.14% chance of exploitation in the next 30 days, higher than 3.4% of scored vulnerabilities.
CVSS score
6.4/10
010
Medium · v3.1 (CVE.org)EPSS score
0.14%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-10-2026PublishedVulnerability first disclosed.
- 15-10-2026Last modifiedVulnerability information updated.
Description
A security vulnerability in HPE NonStop EXPAND may result in out-of-bounds memory read/write operations
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.4Preferred score · CVE.org (CNA)
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:HSourcesAll 2 agree
- NVDNIST6.4MediumCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS trend
Probability
0.14%
Chance of exploitation in the next 30 days
Percentile
3%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
15-10-202621-10-2026
EPSS score0.14%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Hewlett packard enterprise1 product
- hpe nonstop expandT9057L02^AIG and earlier
1 vendor · 1 product