CVE-2023-42781 json
Apache Airflow: Permission verification bypass allows viewing dagruns of other dags
published 2023-11-12 2 y ago modified 2026-09-08 2 mo ago also BIT-airflow-2023-42781 , EUVD-2023-0026 , GHSA-r7x6-xfcm-3mxv , PYSEC-2023-231
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
Apache Airflow, versions before 2.7.3, has a vulnerability that allows an authorized user who has access to read specific DAGs only, to read information about task instances in other DAGs. This is a different issue than CVE-2023-42663 but leading to similar outcome. Users of Apache Airflow are advised to upgrade to version 2.7.3 or newer to mitigate the risk associated with this vulnerability.
Patch / fix
- pypi apache-airflow 2.7.3
- bitnami airflow 2.7.3
- Apache Software Foundation Apache Airflow 2.7.3
- github.com/apache/airflow@33ec729 commit
- github.com/apache/airflow#34939 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
1.66% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| GitHub | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| OSV | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | apache-airflow | <2.7.3 |
2.7.3 |
| bitnami | airflow | <2.7.3 |
2.7.3 |
Affected products
- Apache Software Foundation Apache Airflow
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
-
github.com
/apache/airflow/pull/34939
patch, web
-
github.com
/apache/airflow/commit/33ec72948f74f56f2adb5e2d388e60e88e8a3fa3
web
-
lists.apache.org
/thread/7dnl8nszdxqyns57f3dw0sloy5dfl9o1
vendor-advisory, web, mailing-list, third-party-advisory, advisory
-
openwall.com
/lists/oss-security/2023/11/12/2
web, mailing-list, third-party-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-42781
advisory, web
-
github.com
/apache/airflow
package
-
github.com
/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2023-231.yaml
web
-
github.com
/advisories/GHSA-r7x6-xfcm-3mxv
advisory
Sources
- CVE List CVE-2023-42781
- GitHub Advisory GHSA-r7x6-xfcm-3mxv
- NVD CVE-2023-42781
- OSV BIT-airflow-2023-42781
- OSV PYSEC-2023-231
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