CVE-2026-33903

MEDIUM6.5EPSS 0.03%

Ella Core panics when processing a crafted NGAP LocationReport message

Published: 3/26/2026Modified: 4/2/2026

Also known as:GHSA-f2f3-9cx3-wcmfGO-2026-4875

Description

## Summary Ella Core panics when processing a specially crafted NGAP LocationReport message. ## Impact An attacker able to send crafted NGAP messages to Ella Core can crash the process, causing service disruption for all connected subscribers. ## Fix Add guards in NGAP Location Report handler.

Affected packages (2)

Go/github.com/ellanetworks/corefrom 0, < 1.7.0
Go/github.com/ellanetworks/corefrom 0, < 1.7.0

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM6.5	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (5)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-33903
PATCHhttps://github.com/ellanetworks/core
WEBhttps://github.com/ellanetworks/core/commit/ec77a2ad4508f8488cb356fd45b2f1efd92587f8
WEBhttps://github.com/ellanetworks/core/releases/tag/v1.7.0
WEBhttps://github.com/ellanetworks/core/security/advisories/GHSA-f2f3-9cx3-wcmf