# CVE-2026-76735: Authenticated Local Sensitive Information Disclosure in HPE Networking Instant On

> Authenticated local attackers with high privileges can retrieve sensitive information from HPE Networking Instant On devices, potentially aiding further network access.

- **Severity:** Medium 4.1 (`CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 29 Sep 2026
- **Updated:** 30 Sep 2026
- **Also known as:** GHSA-hpvp-rf4j-4wxh

## What is CVE-2026-76735?

CVE-2026-76735 is a medium-severity vulnerability in Hewlett Packard Enterprise (HPE) Instant ON, published on 29 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A sensitive information disclosure vulnerability exists in the underlying operating system of HPE Networking Instant On. Successful exploitation could allow an authenticated local attacker with high privileges to retrieve information which could be used to potentially gain further access to network services supported by HPE Networking Instant On, only if certain preconditions outside of the attacker's control are met.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2026-76735?


## How do I fix CVE-2026-76735?

No fix has been published for CVE-2026-76735 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-76735 being exploited?

There is no known exploitation of CVE-2026-76735 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-76735 and fix it if it is affected.

What it is: CVE-2026-76735 is a medium-severity vulnerability in Hewlett Packard Enterprise (HPE) Instant ON, published on 29 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-76735 in the wild and no public exploit code.

Affected product: Hewlett Packard Enterprise (HPE) Instant ON. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-76735/ (Markdown: https://insights.sbomify.com/CVE-2026-76735/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-76735
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-76735
- OSV: https://osv.dev/vulnerability/CVE-2026-76735

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-76735/
Summaries are generated and may contain mistakes; the official description above is the record.