CVE-2026-76722: Hewlett Packard Enterprise (HPE) Instant ON · CWE-134
Affects Hewlett Packard Enterprise (HPE) Instant ONSource CVE Database V5
Not known to be exploited · CVSS 9.8 Critical.
Data as of 12 Nov 2026, 23:24 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 45% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 29 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Hewlett Packard Enterprise (HPE)Instant ON | Affected
| Fixed in– |
AI-suggested
Until then, restricting network access to the affected devices may reduce exposure.
Description
CVE-2026-76722 is a critical uncontrolled format string vulnerability in Hewlett Packard Enterprise (HPE) Instant ON networking access points. It allows an unauthenticated remote attacker to execute arbitrary commands on the device, potentially causing denial of service or remote code execution. The vulnerability affects versions up to and including 3.4.1.0. No patch information is provided, and no known exploits are reported in the wild.