How severe is CVE-2026-32320?

CVE-2026-32320 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-32320 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-32320?

CVE-2026-32320 affects Ellanetworks Ella Core. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-32320?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-32320 have an EU (EUVD) identifier?

Yes. CVE-2026-32320 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11724.

When was CVE-2026-32320 published?

CVE-2026-32320 was published on 2026-03-13 and last updated on 2026-06-17.

CVE-2026-32320

CVE-2026-32320 is a medium-severity vulnerability in Ellanetworks Ella Core with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11724
Weakness: CWE-125
Affected product: Ellanetworks Ella Core
Published: 2026-03-13
Last modified: 2026-06-17

Description

Ella Core is a 5G core designed for private networks. Prior to 1.5.1, Ella Core panics when processing a PathSwitchRequest containing UE Security Capabilities with zero-length NR encryption or integrity protection algorithm bitstrings, resulting in a denial of service. 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. This vulnerability is fixed in 1.5.1.

Frequently asked questions

What is CVE-2026-32320?: Ella Core is a 5G core designed for private networks. Prior to 1.5.1, Ella Core panics when processing a PathSwitchRequest containing UE Security Capabilities with zero-length NR encryption or integrity protection algorithm bitstrings, resulting in a denial of service. 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. This vulnerability is fixed in 1.5.1.
How severe is CVE-2026-32320?: CVE-2026-32320 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-32320 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-32320?: CVE-2026-32320 affects Ellanetworks Ella Core. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-32320?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-32320 have an EU (EUVD) identifier?: Yes. CVE-2026-32320 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11724.
When was CVE-2026-32320 published?: CVE-2026-32320 was published on 2026-03-13 and last updated on 2026-06-17.

References

https://github.com/ellanetworks/core/security/advisories/GHSA-j478-p7vq-3347

Affected products (1)

cpe:2.3:a:ellanetworks:ella_core:*:*:*:*:*:*:*:*

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