CVE-2026-45361: apache-airflow-pro — Fix

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` 22.0.0 or later.

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CVSS v3.1 Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0084

Probability of exploitation

0.53%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-322 CWE-322

Affected Products

Vendor	Product	Versions
apache	apache-airflow-providers-google	< 22.0.0

References

Advisories & Patches

https://github.com/apache/airflow/pull/66746 https://lists.apache.org/thread/3lpj7ppwxp7jtp81rnxk75xvln7qd7h2

Other References

http://www.openwall.com/lists/oss-security/2026/05/24/9

Frequently Asked Questions

What is CVE-2026-45361? +

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` 22.0.0 or later. It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2026-45361? +

CVE-2026-45361 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0084, placing it in the 1th percentile for exploitation probability.

What products are affected by CVE-2026-45361? +

CVE-2026-45361 affects products from apache, specifically: apache-airflow-providers-google. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-45361? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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