CVE-2026-44475 — MEDIUM (6.1)

Vulnerability 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.

CVSS Score

6.1

MEDIUM

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

LOW

Availability

LOW

Related Weaknesses (CWE)

CWE-358

References

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

FAQ

What is CVE-2026-44475?

CVE-2026-44475 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 val...

How severe is CVE-2026-44475?

CVE-2026-44475 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-44475?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.