CVE-2026-49818

CVE-2026-49818

The Apache Airflow Samba provider's `GCSToSambaOperator` joined GCS object names to the SMB destination path without a containment check, so an object named with `../` segments resolved a write path outside the configured `destination_path…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-49818?
CVE-2026-49818 is a medium-severity vulnerability, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-06-09.
How severe is CVE-2026-49818?
Medium severity. CVSS v3 base score is 6.5 out of 10.