CVE-2026-76738: low-severity vulnerability in Hewlett Packard Enterprise (HPE) Instant ON
Authenticated Buffer Overflow Vulnerability in the API Endpoint of HPE Networking Instant On Causes Denial-of-Service
Published · Updated
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 2.7epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
A buffer overflow vulnerability exists in the API endpoint of HPE Networking Instant On that could allow an authenticated attacker with administrative privileges to cause a denial of service. Successful exploitation could allow an attacker to interrupt the normal operation of the affected service, which recovers without manual intervention.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Affected products
Hewlett Packard Enterprise (HPE) · Instant ONRelated CVEs — Hewlett Packard Enterprise (HPE) Instant ON
In the same product, most dangerous first.
CVE-2026-76724CRITICALUnauthenticated Adjacent Command Injection Vulnerability in HPE Networking Instant ON APs Command Line Interface (CLI) Accessed by the PAPI ProtocolEPSS 1.0%CVE-2026-76727HIGHAuthenticated Command Injection Vulnerabilities in HPE Networking Instant ONEPSS 1.0%CVE-2026-76721CRITICALUnauthenticated Buffer Overflow Vulnerability leads to Remote Code Execution in HPE Networking Instant ON APsEPSS 0.6%CVE-2026-76722CRITICALUncontrolled Format String Vulnerabilities lead to Remote Code Execution or Denial-of-Service in HPE Networking Instant ON APsEPSS 0.5%CVE-2026-76728HIGHAuthenticated Server-Side Request Forgery Leading to Remote Code Execution in HPE Networking Instant ON APsEPSS 0.5%CVE-2026-76729MEDIUMAuthenticated Format String Vulnerability allows Memory Corruption in HPE Networking Instant ON API EndpointEPSS 0.4%