How severe is CVE-2026-30078?

CVE-2026-30078 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-30078 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30078?

CVE-2026-30078 affects Openairinterface Oai-cn5g-amf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30078?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-30078 have an EU (EUVD) identifier?

Yes. CVE-2026-30078 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19237.

When was CVE-2026-30078 published?

CVE-2026-30078 was published on 2026-04-06 and last updated on 2026-06-17.

CVE-2026-30078

CVE-2026-30078 is a high-severity vulnerability in Openairinterface Oai-cn5g-amf with a CVSS 3.x base score of 7.5. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19237
Weakness: CWE-20
Affected product: Openairinterface Oai-cn5g-amf
Published: 2026-04-06
Last modified: 2026-06-17

Description

OpenAirInterface V2.2.0 AMF crashes when it receives an NGAP message with invalid procedure code or invalid PDU-type. For example when the message specification requires InitiatingMessage but sent with successfulOutcome.

Frequently asked questions

What is CVE-2026-30078?: OpenAirInterface V2.2.0 AMF crashes when it receives an NGAP message with invalid procedure code or invalid PDU-type. For example when the message specification requires InitiatingMessage but sent with successfulOutcome.
How severe is CVE-2026-30078?: CVE-2026-30078 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-30078 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30078?: CVE-2026-30078 affects Openairinterface Oai-cn5g-amf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30078?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-30078 have an EU (EUVD) identifier?: Yes. CVE-2026-30078 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19237.
When was CVE-2026-30078 published?: CVE-2026-30078 was published on 2026-04-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openairinterface:oai-cn5g-amf:2.2.0:*:*:*:*:*:*:*

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