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VulnerabilityPublished

CVE-2026-44473: ellanetworks core · Improperly Implemented Security Check for Standard

Affects ellanetworks coreSource CVE Database V5

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Not known to be exploited · CVSS 7.1 High : upgrade to 1.10.0 soon.

Data as of 30 Oct 2026, 06:59 UTC

CVSS 3.1 base score
7.1High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 1.10.0
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade core and ellanetworks/core to 1.10.0.

Affected software

ProductAffectedFixed in
ellanetworkscoreAffected
  • <1.10.0
Fixed in
  • 1.10.0
GitHubellanetworks/corepkg:github/ellanetworks/coreOther threatsAffected
  • <1.10.0
Fixed in
  • 1.10.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade to ellanetworks core version 1.10.0 or later where this vulnerability is fixed. Patch status is not explicitly confirmed in the vendor advisory, but the description states the issue is fixed in 1.10.0. Until upgrading, restrict access to radios with valid NG Setup and monitor for anomalous PDUSessionResourceSetupResponse messages if possible.

Description

CVE-2026-44473 is a high-severity vulnerability in ellanetworks core (Ella Core), a 5G core designed for private networks. Versions prior to 1.10.0 allow a radio with a valid NG Setup to send a forged PDUSessionResourceSetupResponse containing any UE's AMF-UE-NGAP-ID. The core fails to verify that the message arrived on the SCTP association bound to that UE's logical NG-connection, resulting in the creation of a GTP tunnel towards the radio. This improper security check can lead to denial of service or disruption of network operations. The vulnerability is fixed in version 1.10.0. No known exploits in the wild have been reported.

References

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