CVE-2026-44475

Name: CVE-2026-44475
Creator: NVD / NIST
Published: 2026-05-27T17:16:39.36+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.15%

Last modified Jun 17, 2026

CVE-2026-44475 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.15%

4.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-358

References

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

Timeline

Published: May 27, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-44475?

How severe is CVE-2026-44475?

CVE-2026-44475 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2026-44475?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-44475?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST