Apache Airflow version 2.9.0 has a vulnerability that allows an authenticated attacker to inject malicious data into the task instance logs.
Users are recommended to upgrade to version 2.9.1, which fixes this issue.
Severity
CVSS 3.1
5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)