Low severity · published Sep 29, 2026
CVE-2026-76736
Authenticated Local Buffer Overflow Vulnerability leads to Denial-of-Service in HPE Networking Instant On
3.3
CVSS
0.1%
EPSS
No
On KEV
Description
A buffer overflow vulnerability exists in the underlying operating system of HPE Networking Instant On. Successful exploitation could allow a low-privilege authenticated local attacker to interrupt the normal operation of the affected service.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
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
IO
Instant ON · Hewlett Packard Enterprise (HPE)
0.0.0.0 through 3.4.1.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-76736
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-76736
support.hpe.com
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US
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