CVE-2026-76736
Authenticated Local Buffer Overflow Vulnerability leads to Denial-of-Service in HPE Networking Instant On
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Authenticated Local Buffer Overflow Vulnerability leads to Denial-of-Service in HPE Networking Instant On
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.
- Record
CVE-2026-76736- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2026-89355
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.
- Record
EUVD-2026-89355- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4xh7-mfrf-xh8q
A buffer overflow vulnerability exists in the underlying operating system of HPE Networking...
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.
- Record
GHSA-4xh7-mfrf-xh8q- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-119
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-76736- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-76736 is a low vulnerability (CVSS 3.3) in Hewlett Packard Enterprise (hpe) Instant On, published September 29, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. No source names a fixed version.