# CVE-2026-76186

Airflow Keycloak token mismatch enables cross-session privilege escalation.

- Page: https://www.vulneraibility.com/cve/CVE-2026-76186
- CVSS: 9.1
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.81% (percentile 56.9)
- CISA SSVC: exploitation none, automatable yes, technical impact total (assessed 2026-09-17)
- Weakness: CWE-565
- Published: 2026-09-16

## Affected versions

- Apache Software Foundation Apache Airflow Keycloak provider: affected < 0.10.0

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

## Impact

Attacker with a valid Airflow login plus a stolen Keycloak token can act with another user's privileges and persist across sessions.

## Action

Immediate action required

## Recommendation

Upgrade provider to >=0.10.0; revoke/rotate sessions and Keycloak tokens immediately.

## References

- [patch] https://github.com/apache/airflow/pull/72207
- [advisory] https://lists.apache.org/thread/5cqh5ojl3718ogb0q1dcd9vdr47z7gp3?users@airflow.apache.org
- [advisory] https://lists.apache.org/thread/5cqh5ojl3718ogb0q1dcd9vdr47z7gp3
- [other] http://www.openwall.com/lists/oss-security/2026/09/15/8

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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.