CVE-2026-40948

{"id": "CVE-2026-40948", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-40948", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-20T16:17:06.510314Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@apache.org", "affectedData": [{"vendor": "Apache Software Foundation", "product": "Apache Airflow Providers Keycloak", "versions": [{"status": "affected", "version": "0.0.1", "lessThan": "0.7.0", "versionType": "semver"}], "packageName": "apache-airflow-providers-keycloak", "collectionURL": "https://pypi.python.org", "defaultStatus": "unaffected"}]}], "published": "2026-04-18T14:16:10.897", "references": [{"url": "https://github.com/apache/airflow/pull/64114", "tags": ["Issue Tracking", "Patch"], "source": "security@apache.org"}, {"url": "https://lists.apache.org/thread/kc0odpr70hbqhdb9ksnz42fkqz2xld9q", "tags": ["Mailing List", "Vendor Advisory"], "source": "security@apache.org"}, {"url": "http://www.openwall.com/lists/oss-security/2026/04/17/14", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@apache.org", "description": [{"lang": "en", "value": "CWE-352"}]}], "descriptions": [{"lang": "en", "value": "The Keycloak authentication manager in `apache-airflow-providers-keycloak` did not generate or validate the OAuth 2.0 `state` parameter on the login / login-callback flow, and did not use PKCE. An attacker with a Keycloak account in the same realm could deliver a crafted callback URL to a victim's browser and cause the victim to be logged into the attacker's Airflow session (login-CSRF / session fixation), where any credentials the victim subsequently stored in Airflow Connections would be harvestable by the attacker. Users are advised to upgrade `apache-airflow-providers-keycloak` to 0.7.0 or later."}, {"lang": "es", "value": "El gestor de autenticaci\u00f3n de Keycloak en \u201capache-airflow-providers-keycloak\u201d no generaba ni validaba el par\u00e1metro \u201cstate\u201d de OAuth 2.0 en el flujo de inicio de sesi\u00f3n / devoluci\u00f3n de llamada de inicio de sesi\u00f3n, y no utilizaba PKCE. Un atacante con una cuenta de Keycloak en el mismo reino podr\u00eda entregar una URL de devoluci\u00f3n de llamada manipulada al navegador de una v\u00edctima y hacer que la v\u00edctima iniciara sesi\u00f3n en la sesi\u00f3n de Airflow del atacante (CSRF de inicio de sesi\u00f3n / fijaci\u00f3n de sesi\u00f3n), donde cualquier credencial que la v\u00edctima almacenara posteriormente en las Conexiones de Airflow podr\u00eda ser recolectada por el atacante. Se aconseja a los usuarios actualizar \u201capache-airflow-providers-keycloak\u201d a la versi\u00f3n 0.7.0 o posterior."}], "lastModified": "2026-10-25T23:10:00.167", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apache:apache-airflow-providers-keycloak:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AA33FD2D-B2AE-43EE-B962-46CAFD5C0B1F", "versionEndExcluding": "0.7.0", "versionStartIncluding": "0.0.1"}], "operator": "OR"}]}], "sourceIdentifier": "security@apache.org"}