{"cve":"CVE-2026-33903","nvd":{"published":"2026-03-27T21:17:26.477","modified":"2026-10-26T21:10:00.170","status":"Analyzed","description":"Ella Core is a 5G core designed for private networks. Versions prior to 1.7.0 panic when processing a specially crafted NGAP LocationReport message. An attacker able to send crafted NGAP messages to Ella Core can crash the process, causing service disruption for all connected subscribers. Version 1.7.0 adds guards in NGAP Location Report handler.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-476"],"references":["https://github.com/ellanetworks/core/commit/ec77a2ad4508f8488cb356fd45b2f1efd92587f8","https://github.com/ellanetworks/core/releases/tag/v1.7.0","https://github.com/ellanetworks/core/security/advisories/GHSA-f2f3-9cx3-wcmf"],"products":["ellanetworks:ella_core"],"source":"nvd","synced_at":"2026-10-26T21:38:48.864438205+00:00"},"epss":{"cve":"CVE-2026-33903","score":0.00217,"percentile":0.12041,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-f2f3-9cx3-wcmf","url":"https://osv.dev/vulnerability/GHSA-f2f3-9cx3-wcmf","summary":"Ella Core panics when processing a crafted NGAP LocationReport message","modified":"2026-04-02T20:56:05.245104780Z","packages":[{"ecosystem":"Go","name":"github.com/ellanetworks/core","purl":"pkg:golang/github.com/ellanetworks/core","ranges":["<1.7.0"],"fixed":["1.7.0"]}]},{"id":"GO-2026-4875","url":"https://osv.dev/vulnerability/GO-2026-4875","summary":"Ella Core panics when processing a crafted NGAP LocationReport message in github.com/ellanetworks/core","modified":"2026-04-02T20:48:21.986631Z","packages":[{"ecosystem":"Go","name":"github.com/ellanetworks/core","purl":"pkg:golang/github.com/ellanetworks/core","ranges":["<1.7.0"],"fixed":["1.7.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}