How severe is CVE-2026-76689?

CVE-2026-76689 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-76689 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-76689?

CVE-2026-76689 primarily affects Hpe Edgeconnect Operating System. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-76689?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-76689 published?

CVE-2026-76689 was published on 2026-09-15 and last updated on 2026-09-28.

CVE-2026-76689

CVE-2026-76689 is a high-severity vulnerability in Hpe Edgeconnect Operating System with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-121.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-121
Affected product: Hpe Edgeconnect Operating System
Published: 2026-09-15
Last modified: 2026-09-28

Description

A vulnerability exists in the configuration processing logic of the affected component where malformed input is improperly processed. An authenticated remote attacker with administrative privileges could exploit this vulnerability by providing specially crafted configuration data. Successful exploitation could result in a stack-based buffer overflow, potentially leading to remote code execution with root privileges or a denial of service due to a system crash.

Frequently asked questions

What is CVE-2026-76689?: A vulnerability exists in the configuration processing logic of the affected component where malformed input is improperly processed. An authenticated remote attacker with administrative privileges could exploit this vulnerability by providing specially crafted configuration data. Successful exploitation could result in a stack-based buffer overflow, potentially leading to remote code execution with root privileges or a denial of service due to a system crash.
How severe is CVE-2026-76689?: CVE-2026-76689 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-76689 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-76689?: CVE-2026-76689 primarily affects Hpe Edgeconnect Operating System. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-76689?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-76689 published?: CVE-2026-76689 was published on 2026-09-15 and last updated on 2026-09-28.

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05135en_us&docLocale=en_US

Affected products (4)

cpe:2.3:a:arubanetworks:edgeconnect_sd-wan_orchestrator:*:*:*:*:*:*:*:*
cpe:2.3:a:arubanetworks:edgeconnect_sd-wan_orchestrator:9.7.0:*:*:*:*:*:*:*
cpe:2.3:o:hpe:edgeconnect_operating_system:*:*:*:*:*:*:*:*
cpe:2.3:o:hpe:edgeconnect_operating_system:9.7.0.0:*:*:*:*:*:*:*

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CVE-2026-76675 — Critical (CVSS 9.1): A command injection vulnerability exists in the command line interface of EdgeConnect SD-WAN Gateways. Successful…

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