How severe is CVE-2026-30077?

CVE-2026-30077 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-2026-30077 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30077?

CVE-2026-30077 affects Openairinterface. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30077?

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-2026-30077 have an EU (EUVD) identifier?

Yes. CVE-2026-30077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-17142.

When was CVE-2026-30077 published?

CVE-2026-30077 was published on 2026-03-30 and last updated on 2026-06-17.

CVE-2026-30077

CVE-2026-30077 is a high-severity vulnerability in Openairinterface 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% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-17142
Weakness: CWE-20
Affected product: Openairinterface
Published: 2026-03-30
Last modified: 2026-06-17

Description

OpenAirInterface V2.2.0 AMF crashes when it fails to decode the message. Not all decode failures result in a crash. But the crash is consistent for particular inputs. An example input in hex stream is 80 00 00 0E 00 00 01 00 0F 80 02 02 40 00 58 00 01 88.

Frequently asked questions

What is CVE-2026-30077?: OpenAirInterface V2.2.0 AMF crashes when it fails to decode the message. Not all decode failures result in a crash. But the crash is consistent for particular inputs. An example input in hex stream is 80 00 00 0E 00 00 01 00 0F 80 02 02 40 00 58 00 01 88.
How severe is CVE-2026-30077?: CVE-2026-30077 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-2026-30077 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30077?: CVE-2026-30077 affects Openairinterface. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30077?: 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-2026-30077 have an EU (EUVD) identifier?: Yes. CVE-2026-30077 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-17142.
When was CVE-2026-30077 published?: CVE-2026-30077 was published on 2026-03-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openairinterface:openairinterface:2.2.0:*:*:*:*:*:*:*

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