VulnerabilityAnalyzed

CVE-2026-32319

An attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers.

HIGH 7.5EPSS 0.31%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Ella Core is a 5G core designed for private networks. Prior to 1.5.1, Ella Core panics when processing a malformed integrity protected NGAP/NAS message with a length under 7 bytes. An attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required. This vulnerability is fixed in 1.5.1.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.31% probability · 23th percentile
CISA KEV: Not listed
Weakness: CWE-125
Affected: ellanetworks/ella core
Source: security-advisories@github.com

References

https://github.com/ellanetworks/core/security/advisories/GHSA-m9pm-w3gv-c68fVendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.