CVE-2026-34761
MediumCVSS 5.8Exploitation Probability (EPSS)
Low risk24th percentile - higher than 24% of all known CVEs
Summary
Ella Core, a 5G core for private networks, prior to version 1.8.0 panics when processing a NGAP handover failure message. An attacker can send such messages via gNodeB, causing service disruption for all connected subscribers.
Risk Assessment
The vulnerability leads to a complete denial of service (DoS) in the 5G network, potentially paralyzing communication in the private network.
Recommendation
Immediately update Ella Core to version 1.8.0 or later, which contains the fix.
Original NVD description (English source)
Ella Core is a 5G core designed for private networks. Prior to version 1.8.0, Ella Core panics when processing a NGAP handover failure message. An attacker able to cause a gNodeB to send NGAP handover failure messages to Ella Core can crash the process, causing service disruption for all connected subscribers. This issue has been patched in version 1.8.0.