{"id":"CVE-2026-49296","title":"Before apache-airflow 3.3.0, a user authorized to read one Dag could disclose the source of other Dags co-located in the same source file","summary":"Before apache-airflow 3.3.0, a user authorized to read one Dag could disclose the source of other Dags co-located in the same source file. `GET /api/v2/dagSources/{dag_id}` — and the equivalent Dag-source view in the UI — returned the en…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-639"],"vendor":"apache","product":"airflow","affected":["airflow < 3.3.0"],"patched":["airflow 3.3.0"],"published":"2026-07-07","updated":"2026-09-16","sourceUpdated":"2026-09-16T15:17:36.500","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-49296","references":[{"url":"https://github.com/apache/airflow/pull/67662","label":"security@apache.org"},{"url":"https://lists.apache.org/thread/qqv41t3oydkn9o14r2rfz1wkdrsp5jzn","label":"security@apache.org"},{"url":"http://www.openwall.com/lists/oss-security/2026/07/07/5","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org","osv","pip"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-07-07T13:28:04.105895Z"},"epss":0.00399,"epssPercentile":0.33833,"aliases":["PYSEC-2026-2083","BIT-airflow-2026-49296"],"ecosystem":"pip","ingestedAt":"2026-07-09T18:56:35.395Z","slug":"CVE-2026-49296","body":"## Overview\n\nBefore apache-airflow 3.3.0, a user authorized to read one Dag could disclose the source of other Dags co-located in the same source file. `GET /api/v2/dagSources/{dag_id}` — and the equivalent Dag-source view in the UI — returned the entire source file without redacting Dags the caller was not authorized to read, bypassing per-DAG read authorization. Deployments that co-locate multiple Dags in a single file and rely on per-DAG access control to limit source visibility are affected; single-Dag-per-file deployments are not. Upgrade to apache-airflow 3.3.0 or later.\n\n## Affected\n\n- `airflow < 3.3.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `airflow 3.3.0`\n\n## Package advisory (CVE-2026-49296)\n\nAffected packages:\n\n- `apache-airflow < 3.3.0`\n\nPatched in:\n\n- `apache-airflow 3.3.0`\n\nSource: https://osv.dev/vulnerability/PYSEC-2026-2083","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}