How severe is CVE-2026-44475?

CVE-2026-44475 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2026-44475 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-44475?

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

Does CVE-2026-44475 have an EU (EUVD) identifier?

Yes. CVE-2026-44475 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32562.

When was CVE-2026-44475 published?

CVE-2026-44475 was published on 2026-05-27 and last updated on 2026-06-17.

CVE-2026-44475

CVE-2026-44475 is a medium-severity vulnerability with a CVSS 3.x base score of 6.1. 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-358.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-32562
Weakness: CWE-358
Published: 2026-05-27
Last modified: 2026-06-17

Description

Ella Core is a 5G core designed for private networks. Prior to 1.10.0, Ella Core does not verify the UE Security Capabilities received in NGAP PathSwitchRequest messages against its locally stored values. A malicious gNB can overwrite Ella Core's stored UE security capabilities for any UE with arbitrary values by sending a single crafted PathSwitchRequest. This vulnerability is fixed in 1.10.0.

Frequently asked questions

What is CVE-2026-44475?: Ella Core is a 5G core designed for private networks. Prior to 1.10.0, Ella Core does not verify the UE Security Capabilities received in NGAP PathSwitchRequest messages against its locally stored values. A malicious gNB can overwrite Ella Core's stored UE security capabilities for any UE with arbitrary values by sending a single crafted PathSwitchRequest. This vulnerability is fixed in 1.10.0.
How severe is CVE-2026-44475?: CVE-2026-44475 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2026-44475 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-44475?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-44475 have an EU (EUVD) identifier?: Yes. CVE-2026-44475 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32562.
When was CVE-2026-44475 published?: CVE-2026-44475 was published on 2026-05-27 and last updated on 2026-06-17.

References

https://github.com/ellanetworks/core/security/advisories/GHSA-pwfh-mqp3-pqwj

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