CVE-2026-33281

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

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

Vulnerability Description

Ella Core is a 5G core designed for private networks. Versions prior to 1.6.0 panic when processing NGAP messages with invalid PDU Session IDs outside of 1-15. An attacker able to send crafted NGAP messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required. Version 1.6.0 added PDU Session ID validations during NGAP message handling.

Vulnerability Details

Published Date

March 19, 2026

Last Modified

March 24, 2026

CWE ID

CWE-129

Source

GitHub

Vendor

Product

github.com/ellanetworks/core

External References

https://github.com/ellanetworks/core/security/advisories/GHSA-q669-4gmv-g8mf
https://github.com/advisories/GHSA-q669-4gmv-g8mf

CVE-2026-33281

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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