How severe is CVE-2026-44877?

CVE-2026-44877 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-44877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-44877?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-44877 published?

CVE-2026-44877 was published on 2026-07-07.

CVE-2026-44877

CVE-2026-44877 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Published: 2026-07-07
Last modified: 2026-07-07

Description

An unauthenticated remote disclosure vulnerability has been identified in HPE Networking Instant On 1830, 1930, and 1960 Switches. Successful exploitation of this vulnerability could allow an unauthenticated remote threat actor to access sensitive cryptographic secrets on a vulnerable system.

Frequently asked questions

What is CVE-2026-44877?: An unauthenticated remote disclosure vulnerability has been identified in HPE Networking Instant On 1830, 1930, and 1960 Switches. Successful exploitation of this vulnerability could allow an unauthenticated remote threat actor to access sensitive cryptographic secrets on a vulnerable system.
How severe is CVE-2026-44877?: CVE-2026-44877 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-44877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-44877?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-44877 published?: CVE-2026-44877 was published on 2026-07-07.

References

https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05038en_us&docLocale=en_US

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