CVE-2026-27173: JWT tokens that were used by workers in Kubernetes Executors have been exposed to users who had read only acce

Q: How do I fix CVE-2026-27173?

apache-airflow-providers-cncf-kubernetes: upgrade to 10.17.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-27173 being exploited?

CVE-2026-27173 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-27173 affect?

CVE-2026-27173 affects apache-airflow-providers-cncf-kubernetes. Severity is high (CVSS 8.7). JWT tokens that were used by workers in Kubernetes Executors have been exposed to users who had read only access to Kuberentes Pods. This could allow users with just read-only access to perform actions that were only available to running ta

Q: How urgent is CVE-2026-27173?

Priority 37/100. High severity; On your watchlist

Routine

HIGH 8.7WATCHLISTUPGRADE

CVE-2026-27173 is a high-severity flaw (CVSS 8.7) affecting apache-airflow-providers-cncf-kubernetes. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

JWT tokens that were used by workers in Kubernetes Executors have been exposed to users who had read only access to Kuberentes Pods. This could allow users with just read-only access to perform actions that were only available to running tasks via Task SDK and potentially allow to modify state of Airflow Database for tasks.

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.7 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-538
Published	2026-05-19
Last modified	2026-07-24

Publisher (CNA): Apache Software Foundation · Vendor: apache

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-19 20:16 UTCPublished CVE record published
2026-07-24 09:10 UTCUpdated Record last modified

apache apache-airflow-providers-cncf-kubernetes UPGRADE

Affected: < 10.17.0

Fixed in: 10.17.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy apache-airflow-providers-cncf-kubernetes || rpm -q apache-airflow-providers-cncf-kubernetes || apache-airflow-providers-cncf-kubernetes --version

2. UPGRADE to 10.17.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade apache-airflow-providers-cncf-kubernetes

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade apache-airflow-providers-cncf-kubernetes

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-27173?

apache-airflow-providers-cncf-kubernetes: upgrade to 10.17.0. Exact commands for each OS are on this page.

Is CVE-2026-27173 being exploited?

CVE-2026-27173 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-27173 affect?

CVE-2026-27173 affects apache-airflow-providers-cncf-kubernetes. Severity is high (CVSS 8.7). JWT tokens that were used by workers in Kubernetes Executors have been exposed to users who had read only access to Kuberentes Pods. This could allow users with just read-only access to perform actions that were only available to running ta

How urgent is CVE-2026-27173?

Priority 37/100. High severity; On your watchlist

Software pages

Kubernetes vulnerabilities · Apache Airflow vulnerabilities

References

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