PatchTheCVECVE-2026-75158: Apache Airflow's `/assets/events` API returned asset events for every Dag in the deployment, with no filter re
CVE-2026-75158 is a medium-severity flaw (CVSS 4.3) affecting airflow. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Apache Airflow's `/assets/events` API returned asset events for every Dag in the deployment, with no filter restricting them to the Dags the caller is authorized to read. Any authenticated user holding asset-read access could therefore enumerate asset events — including the source Dag ID, task ID, run ID and event timestamps — for Dags they have no permission to see. Because the filter was also absent from the count query, `total_entries` and pag
Why this priority
- On your watchlist
A fixed release or distro patch exists.
Risk facts
| CVSS score | 4.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.6% (top 50%) |
| CISA exploited list | No |
| Weakness | CWE-200 |
| Published | 2026-09-21 |
| Last modified | 2026-09-25 |
Last updated 2026-09-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
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-2026-75158?
airflow: upgrade to 3.3.2. Exact commands for each OS are on this page.
Is CVE-2026-75158 being exploited?
CVE-2026-75158 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-2026-75158 affect?
CVE-2026-75158 affects airflow. Severity is medium (CVSS 4.3). Apache Airflow's `/assets/events` API returned asset events for every Dag in the deployment, with no filter restricting them to the Dags the caller is authorized to read. Any authenticated user holding asset-read access could therefore enum
How urgent is CVE-2026-75158?
Priority 33/100. On your watchlist
Software pages
Apache Airflow vulnerabilities
Related CVEs
- CVE-2026-30898 HIGH 8.8 UPGRADE An example of BashOperator in Airflow documentation suggested a way of passing dag_run.conf in the way that co
- CVE-2026-30912 HIGH 7.5 UPGRADE In case of SQL errors, exception/stack trace of errors was exposed in API even if "api/expose_stack_traces" wa
- CVE-2026-32228 HIGH 7.5 UPGRADE UI / API User with asset materialize permission could trigger dags they had no access to. Users are advised to
- CVE-2026-25917 HIGH 7.2 UPGRADE Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload
- CVE-2026-34538 MEDIUM 6.5 UPGRADE Apache Airflow versions 3.0.0 through 3.1.8 DagRun wait endpoint returns XCom result values even to users who