CVE-2022-40754
Published: 21 September 2022
Summary
CVE-2022-40754 is a medium-severity Open Redirect (CWE-601) vulnerability in Apache Airflow. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 15.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The vulnerability is an open redirect affecting the webserver's /confirm endpoint in Apache Airflow versions 2.3.0 through 2.3.4. It is identified as CVE-2022-40754, carries a CVSS v3.1 score of 6.1, and is associated with CWE-601 for URL redirection to an untrusted site.
An unauthenticated remote attacker can exploit the flaw by supplying a crafted URL that triggers an open redirect when a victim interacts with the /confirm endpoint. Successful exploitation allows redirection of users to arbitrary external sites, enabling phishing or other client-side attacks while requiring no privileges and only user interaction.
Advisories and patches referenced in Apache mailing list threads and the associated GitHub pull request #26409 address remediation of the redirect logic in the affected endpoint.
The EPSS score rose from a low baseline to a peak of 0.0863 on 2025-12-11 before receding to the current value of 0.0217, indicating a period of increased exploitation interest after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-0011
Vulnerability details
In Apache Airflow 2.3.0 through 2.3.4, there was an open redirect in the webserver's `/confirm` endpoint.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.