Improper input validation in Openairinterface Oai-Cn5g-Amf
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (40.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- Openairinterface Oai-Cn5g-Amf — versions 2.2.0
Weakness classification (CWE)
References
- gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf/-/issues/74 (Exploit, Issue Tracking)
- gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf/-/merge_requests/414 (Issue Tracking)
Frequently asked questions
- What is CVE-2026-30078?
- CVE-2026-30078 is a high-severity vulnerability in Openairinterface Oai-Cn5g-Amf, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-04-06.
- How severe is CVE-2026-30078?
- High severity. CVSS v3 base score is 7.5 out of 10.