Vulnerability · Published Mar 12, 2026 · Assigned by GitHub_M

CVE-2026-32319Ella Core: Unauthenticated AMF DoS via malformed InitialUEMessage with undersized integrity-protected NAS payload

High 7.5

In plain English

A high-severity out-of-bounds read in core from ellanetworks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High

Exploit odds (30 days)0.3%top 75.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Go	github.com/ellanetworks/core	1.5.1	GHSA-m9pm-w3gv-c68f
Go	github.com/ellanetworks/core	1.5.1	GO-2026-4692

Affected products (as reported)

Vendor	Product	Versions
ellanetworks	core	< 1.5.1

Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://github.com/ellanetworks/core/security/advisories/GHSA-m9pm-w3gv-c68f x_refsource_CONFIRM