---
title: "CVE-2026-76660: HPE NonStop CIPSAM - Buffer Overflow"
description: "HPE NonStop CIPSAM contains a buffer overflow caused by an out-of-bounds write, letting attackers corrupt buffer data, exploit requires network access."
url: https://panop.io/threat-heartbeat/CVE-2026-76660/
---

# CVE-2026-76660 HPE NonStop CIPSAM - Buffer Overflow

HPE NonStop CIPSAM contains a buffer overflow caused by an out-of-bounds write, letting attackers corrupt buffer data, exploit requires network access.

CVSS base score 8.7 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-76660)

## Details

Type

Buffer Overflow

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H

Published

15 October 2026

Updated

15 October 2026

Weakness

[CWE-20](https://cwe.mitre.org/data/definitions/20.html)

## Vendor fix

Update to the latest version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-76660](https://nvd.nist.gov/vuln/detail/CVE-2026-76660)
- [https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en\_us&docLocale=en\_US](https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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