# CVE-2026-86473

Airflow logout fails to revoke bearer tokens, leaving sessions valid after logout.

- Page: https://www.vulneraibility.com/cve/CVE-2026-86473
- CVSS: 9.1
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.75% (percentile 55.1)
- CISA SSVC: exploitation none, automatable yes, technical impact total (assessed 2026-09-21)
- Weakness: CWE-613
- Also known as: PYSEC-2026-3990
- Published: 2026-09-21

## Affected versions

- Apache Software Foundation Apache Airflow: affected >= 3.0.0 and < 3.3.2

A version outside these ranges is not a statement that it is unaffected.

## Impact

Attackers with a copied bearer token retain victim access until token expiry (default 24h); no extra privileges required.

## Action

Immediate action required

## Recommendation

Upgrade to apache-airflow 3.3.2+, revoke/rotate exposed tokens and audit token use

## References

- [patch] https://github.com/apache/airflow/pull/72649
- [advisory] https://lists.apache.org/thread/k9z1p0q1ng8m68nlnv9d1fqzscrfm7vr
- [other] http://www.openwall.com/lists/oss-security/2026/09/21/5

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.