CVE-2026-68076

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The guard meant to prevent this only ran when no team scope was supplied, and its pattern could not match a team name containing an underscore, which team names are allowed to contain. When the guard did not apply, the lookup fell through to an unconditional global read that resolved the stored `AIRFLOW_CONN__&lt;TEAM&gt;___&lt;ID&gt;` variable regardless of which team asked. In multi-team mode an authenticated user of one team could therefore have `POST /api/v2/connections/test` resolve another team&#x27;s Connection and authenticate outward with that team&#x27;s credentials; the endpoint uses the credentials rather than returning them. Exploitation requires `[core] multi_team` enabled, `[core] test_connection` set to `Enabled` (it ships `Disabled`), team-scoped secrets provisioned as environment variables in the API-server process, and knowledge of the encoded identifier. Redirecting the test at an attacker-controlled host is separately blocked. Users are advised to upgrade to apache-airflow 3.3.1 or later."}], "value": "Apache Airflow's environment-variable secrets backend resolved a team-scoped Connection or Variable from the wrong team's scope. The guard meant to prevent this only ran when no team scope was supplied, and its pattern could not match a team name containing an underscore, which team names are allowed to contain. When the guard did not apply, the lookup fell through to an unconditional global read that resolved the stored `AIRFLOW_CONN__<TEAM>___<ID>` variable regardless of which team asked. In multi-team mode an authenticated user of one team could therefore have `POST /api/v2/connections/test` resolve another team's Connection and authenticate outward with that team's credentials; the endpoint uses the credentials rather than returning them. Exploitation requires `[core] multi_team` enabled, `[core] test_connection` set to `Enabled` (it ships `Disabled`), team-scoped secrets provisioned as environment variables in the API-server process, and knowledge of the encoded identifier. Redirecting the test at an attacker-controlled host is separately blocked. 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The guard meant to prevent this only ran when no team scope was supplied, and its pattern could not match a team name containing an underscore, which team names are allowed to contain. When the guard did not apply, the lookup fell through to an unconditional global read that resolved the stored `AIRFLOW_CONN__<TEAM>___<ID>` variable regardless of which team asked. In multi-team mode an authenticated user of one team could therefore have `POST /api/v2/connections/test` resolve another team's Connection and authenticate outward with that team's credentials; the endpoint uses the credentials rather than returning them. Exploitation requires `[core] multi_team` enabled, `[core] test_connection` set to `Enabled` (it ships `Disabled`), team-scoped secrets provisioned as environment variables in the API-server process, and knowledge of the encoded identifier. Redirecting the test at an attacker-controlled host is separately blocked. 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Exploitation requires `[core] multi_team` enabled, `[core] test_connection` set to `Enabled` (it ships `Disabled`), team-scoped secrets provisioned as environment variables in the API-server process, and knowledge of the encoded identifier. Redirecting the test at an attacker-controlled host is separately blocked. 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The guard meant to prevent this only ran when no team scope was supplied, and its pattern could not match a team name containing an underscore, which team names are allowed to contain. When the guard did not apply, the lookup fell through to an unconditional global read that resolved the stored `AIRFLOW_CONN__<TEAM>___<ID>` variable regardless of which team asked. In multi-team mode an authenticated user of one team could therefore have `POST /api/v2/connections/test` resolve another team's Connection and authenticate outward with that team's credentials; the endpoint uses the credentials rather than returning them. Exploitation requires `[core] multi_team` enabled, `[core] test_connection` set to `Enabled` (it ships `Disabled`), team-scoped secrets provisioned as environment variables in the API-server process, and knowledge of the encoded identifier. Redirecting the test at an attacker-controlled host is separately blocked. Users are advised to upgrade to apache-airflow 3.3.1 or later."}, {"lang": "es", "value": "El backend de secretos de variables de entorno de Apache Airflow resolvi\u00f3 una Conexi\u00f3n o Variable con \u00e1mbito de equipo del \u00e1mbito de equipo incorrecto. La protecci\u00f3n destinada a evitar esto solo se ejecutaba cuyo no se proporcionaba ning\u00fan \u00e1mbito de equipo, y su patr\u00f3n no pod\u00eda coincidir con un nombre de equipo que contuviera un guion bajo, que los nombres de equipo pueden contener. Cuyo la protecci\u00f3n no se aplicaba, la b\u00fasqueda recurr\u00eda a una lectura global incondicional que resolv\u00eda la variable almacenada \u2019AIRFLOW_CONN__[TEAM]___[ID]\u2019 independientemente de qu\u00e9 equipo la solicitara. En modo multi-equipo, un usuario autenticado de un equipo podr\u00eda, por lo tanto, hacer que \u2019POST /api/v2/connections/test\u2019 resolviera la Conexi\u00f3n de otro equipo y autenticarse externamente con las credenciales de ese equipo; el endpoint utiliza las credenciales en lugar de devolverlas. La explotaci\u00f3n requiere \u2019[core] multi_team\u2019 habilitado, \u2019[core] test_connection\u2019 configurado como \u2019Enabled\u2019 (se distribuye \u2019Disabled\u2019), secretos con \u00e1mbito de equipo aprovisionados como variables de entorno en el proceso del servidor-API, y conocimiento del identificador codificado. Redirigir la prueba a un host controlado por el atacante est\u00e1 bloqueado por separado. Se aconseja a los usuarios actualizar a apache-airflow 3.3.1 o posterior."}], "id": "CVE-2026-68076", "lastModified": "2026-11-03T07:20:56.920", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-68076", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-12T18:58:28.378048Z", "version": "2.0.3"}}]}, "published": "2026-08-12T16:17:15.223", "references": [{"source": "security@apache.org", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/apache/airflow/pull/70736"}, {"source": "security@apache.org", "url": "https://github.com/apache/airflow/pull/70886"}, {"source": "security@apache.org", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/apache/airflow/pull/70902"}, {"source": "security@apache.org", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread/v4mc51dgmrc1t82mhzsngsgzo2gxsf2l"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2026/08/12/11"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "security@apache.org", "type": "Secondary"}]}

{}

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