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Vulnerabilities

Vulnerability · CVE-2026-30080

OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection.

Published Apr 8, 2026 · catalog updated Jul 25, 2026 · OpenAirInterface v2.2.0 accepts Security

Check if you run it

No confirmed exploitation is on record for CVE-2026-30080. EPSS is 0.35%. Act only if a listed version of OpenAirInterface v2.2.0 accepts Security is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (OpenAirInterface v2.2.0 accepts Security).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.35%
Remediation
Not established
Affected products
cpe openairinterface/oai-cn5g-amf

OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection. Configuration has supported integrity NIA1 and NIA2. But if an UE sends initial registration request with only security capability IA0, OpenAirInterface accepts and proceeds. This downgrade security context can lead to the possibility of replay attack.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe openairinterface/oai-cn5g-amf2.2.0

How to fix CVE-2026-30080

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-30080. EPSS is 0.35%. Act only if a listed version of OpenAirInterface v2.2.0 accepts Security is installed.

Which versions are affected?

Compare what you have installed with 2.2.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-294. EPSS 0.35%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 8, 2026 · NIST NVD

    Detected

    OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection. Configuration has supported integrity NIA1 and NIA2. But if an UE sends initial registration request with only security capability IA0, OpenAirInterface accepts and proceeds. This downgrade security context can lead to the possibility of replay attack.

  2. Jul 25, 2026 · NIST NVD

    Updated

    OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection. Configuration has supported integrity NIA1 and NIA2. But if an UE sends initial registration request with only security capability IA0, OpenAirInterface accepts and proceeds. This downgrade security context can lead to the possibility of replay attack.

Sources

  • CVE.orgVulnerability recordCVE-2026-30080

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-30080

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-2026-30080

    OpenAirInterface v2.2.0 accepts Security Mode Complete without any integrity protection. Configuration has supported integrity NIA1 and NIA2. But if an UE sends initial registration request with only security capability IA0, OpenAirInterface accepts and proceeds. This downgrade s

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.