{"cve":"CVE-2023-42781","nvd":{"published":"2023-11-12T14:15:25.847","modified":"2026-06-17T06:24:29.270","status":"Modified","description":"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.\nUsers of Apache Airflow are advised to upgrade to version 2.7.3 or newer to mitigate the risk associated with this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-200"],"references":["http://www.openwall.com/lists/oss-security/2023/11/12/2","https://github.com/apache/airflow/pull/34939","https://lists.apache.org/thread/7dnl8nszdxqyns57f3dw0sloy5dfl9o1","http://www.openwall.com/lists/oss-security/2023/11/12/2","https://github.com/apache/airflow/pull/34939"],"products":["apache:airflow"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-42781","score":0.01657,"percentile":0.76615,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-r7x6-xfcm-3mxv","url":"https://osv.dev/vulnerability/GHSA-r7x6-xfcm-3mxv","summary":"Apache Airflow vulnerable to Exposure of Sensitive Information to an Unauthorized Actor","modified":"2024-11-24T05:26:24.641635Z","packages":[{"ecosystem":"PyPI","name":"apache-airflow","purl":"pkg:pypi/apache-airflow","ranges":["<2.7.3"],"fixed":["2.7.3"]}]},{"id":"PYSEC-2023-231","url":"https://osv.dev/vulnerability/PYSEC-2023-231","summary":"","modified":"2026-06-10T17:00:23.569272748Z","packages":[{"ecosystem":"PyPI","name":"apache-airflow","purl":"pkg:pypi/apache-airflow","ranges":["<2.7.3"],"fixed":["2.7.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}