Quick answers
- Is CVE-2026-76735 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-76735 being exploited in the wild.
- How severe is CVE-2026-76735?
- Medium severity, with a CVSS score of 4.1, published 29 September 2026.
- Which products and versions are affected?
- HPE Networking Instant On.
- Is there a fix for CVE-2026-76735?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-76735 attacked?
- It is attacked with local access, in a network appliance.
- Am I affected by CVE-2026-76735?
- Check whether you run Hpe Networking Instant On. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
A sensitive information disclosure vulnerability exists in the OS layer of HPE Networking Instant On, requiring authenticated local access with high privileges to exploit. Successful exploitation allows an attacker to retrieve information that could be leveraged for lateral movement to other network services, contingent upon preconditions outside the attacker's control. The vulnerability does not grant direct control over the system but exposes data that enables further attacks.
Affected products
- HPE Networking Instant On
Timeline
- 2026-09-29: disclosed