Cyber Posture

CVE-2026-45361

High
Microsoft: not affectedMSmacOS: not affectedMacLinux: not affectedLnxMobile: not affectedMobNetwork: not affectedNetApplication: not affectedAppOther: affectedOth

Published: 25 May 2026

Published
25 May 2026
Modified
26 May 2026
KEV Added
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Patch
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CVSS Score 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0001 3.6th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-45361 is a high-severity Key Exchange without Entity Authentication (CWE-322) vulnerability in Apache Airflow (inferred from references). Its CVSS base score is 8.1 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Adversary-in-the-Middle (T1557); ranked at the 3.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense at a Glance

What attackers do: exploitation maps to Adversary-in-the-Middle (T1557).
Threat & Defense Details

MITRE ATT&CK Enterprise TechniquesAI

T1557 Adversary-in-the-Middle Credential Access
Adversaries may attempt to position themselves between two or more networked devices using an adversary-in-the-middle (AiTM) technique to support follow-on behaviors such as [Network Sniffing](https://attack.
attack.mitre.org →
Why these techniques?

Missing SSH host key verification (CWE-322) directly enables in-path MITM interception/modification of SSH sessions.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

NVD Description

Apache Airflow providers-google's `ComputeEngineSSHHook` disables SSH host-key verification by default, exposing SSH traffic between an Airflow worker and a Compute Engine VM to in-path network attackers who can intercept or modify the session. Users are advised to upgrade to `apache-airflow-providers-google`…

more

22.0.0 or later.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)
CWE-322
OWASP Top 10 Web 2025
A04:2025

Affected Products

Apache
Airflow
inferred from references and description; NVD did not file a CPE for this CVE

EU & UK References

References