{"id":"PYSEC-2026-1140","summary":"Apache Airflow Spark Provider vulnerable to improper input validation","details":"Apache Software Foundation Apache Airflow Spark Provider before 4.0.1 is vulnerable to improper input validation because the host and schema of JDBC Hook can contain `/` and `?` which is used to denote the end of the field.","aliases":["CVE-2023-28710","GHSA-ffj9-4crc-q7wf"],"modified":"2026-07-07T17:46:22.323339134Z","published":"2026-07-07T11:45:17.859458Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28710"},{"type":"WEB","url":"https://github.com/apache/airflow/pull/30223"},{"type":"PACKAGE","url":"https://github.com/apache/airflow"},{"type":"WEB","url":"https://lists.apache.org/thread/lb9w9114ow00h2nkn8bjm106v5x1p1d2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2023/04/07/3"},{"type":"PACKAGE","url":"https://pypi.org/project/apache-airflow-providers-apache-spark"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-ffj9-4crc-q7wf"}],"affected":[{"package":{"name":"apache-airflow-providers-apache-spark","ecosystem":"PyPI","purl":"pkg:pypi/apache-airflow-providers-apache-spark"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.1"}]}],"versions":["1.0.0","1.0.0b1","1.0.0b2","1.0.0rc1","1.0.1","1.0.1rc1","1.0.2","1.0.2rc1","1.0.3","1.0.3rc1","2.0.0","2.0.0rc1","2.0.0rc2","2.0.1","2.0.1rc1","2.0.2","2.0.2rc1","2.0.3","2.0.3rc1","2.1.0","2.1.0rc1","2.1.0rc2","2.1.1","2.1.1rc1","2.1.2","2.1.2rc1","2.1.3","2.1.3rc1","3.0.0","3.0.0rc1","3.0.0rc2","4.0.0","4.0.0rc1","4.0.1rc1"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/apache-airflow-providers-apache-spark/PYSEC-2026-1140.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}