CVE-2026-33282 Ella Core panics on malformed NGAP Location Report

What is CVE-2026-33282?

CVE-2026-33282 is a high-severity vulnerability in ellanetworks core, published on 23 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Ella Core is a 5G core designed for private networks. Versions prior to 1.6.0 panic when processing a malformed NGAP LocationReport message with `ue-presence-in-area-of-interest` event type and omitting the optional `UEPresenceInAreaOfInterestList` IE. An attacker able to send crafted NGAP messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required. Version 1.6.0 added IE presence verification to NGAP message handling.

Weakness: CWE-476

Which versions are affected by CVE-2026-33282?

3 open source packages ship an affected version, including github.com/ellanetworks/core. It affects 1 product.

Products include Ellanetworks Ella Core.

How do I fix CVE-2026-33282?

Upgrade github.com/ellanetworks/core to 1.6.0 or later.

Is CVE-2026-33282 being exploited?

There is no known exploitation of CVE-2026-33282 in the wild and no public exploit code.

Other vulnerabilities in ellanetworks core

• CVE-2026-32319 Ella Core: Unauthenticated AMF DoS via malformed InitialUEMessage with undersized integrity-protected NAS payload High 7.5
• CVE-2026-33906 Ella Core has Privilege Escalation via Database Restore by NetworkManager role High 7.2
• CVE-2026-33903 Ella Core panics when processing a crafted NGAP LocationReport message Medium 6.5
• CVE-2026-33904 Ella Core has a Denial of Service via SCTP connection cleanup deadlock Medium 6.5
• CVE-2026-33907 Ella Core Panics during NAS Authentication Response/Failure with missing IEs Medium 6.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-826q-wrq4-p23x, GO-2026-4780.