CVE-2026-76721Unauthenticated Buffer Overflow Vulnerability leads to Remote Code Execution in HPE Networking Instant ON APs
Updated under an hour ago ()
Does this affect you?
It affects Hewlett Packard Enterprise (HPE) Instant ON. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.56%, higher than 45% of scored CVEs.
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Buffer overflow vulnerability exists in the affected interface of HPE Networking Instant ON that could allow an unauthenticated remote attacker to run arbitrary code on the underlying host. Successful exploitation could allow an attacker to execute arbitrary code as a privileged user on the underlying operating system.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.56% (percentile 45)
- Assigned by
- hpe
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 30, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Hewlett Packard Enterprise (HPE) Instant ON hewlett_packard_enterprise_hpe:instant_on (from the name) | from 0.0.0.0 through 3.4.1.0 | CNA record |
References
- https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.