{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-82311", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-08-28T12:58:33.571Z", "datePublished": "2026-09-16T09:00:38.459Z", "dateUpdated": "2026-09-16T09:00:38.459Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-09-16T09:00:38.459Z"}, "title": "Apache Airflow FAB provider: FAB password reset never invalidates sessions: string/int _user_id comparison is always false", "problemTypes": [{"descriptions": [{"description": "CWE-613: Insufficient Session Expiration", "lang": "en", "cweId": "CWE-613", "type": "CWE"}]}], "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Airflow FAB provider", "collectionURL": "https://pypi.python.org", "packageName": "apache-airflow-providers-fab", "packageURL": "pkg:pypi/apache-airflow-providers-fab", "versions": [{"status": "affected", "version": "2.4.2", "lessThan": "3.9.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"value": "Apache Airflow FAB provider: resetting a user's password does not delete that user's existing database-backed sessions, despite documented behaviour that it does. The cleanup compares the string identifier Flask-Login stores in the session against the user's integer database identifier, so the comparison never matches and no session is removed. An attacker who already holds a copy of the victim's session cookie keeps access as that user after the password change, so the reset does not evict them.\n\nAffects deployments using the FAB auth manager with `[fab] session_backend=database`. The trigger is an administrator (or the user) running the supported password-reset command as a containment action after a session cookie has been compromised; the secure-cookie backend is out of scope, as it documents that it cannot centrally delete sessions.\n\napache-airflow-providers-fab 3.9.0 also fixes CVE-2026-86462, a second, independent route to the same outcome via the Admin user-edit endpoint; a single upgrade closes both.\n\nUsers of apache-airflow-providers-fab are recommended to upgrade to version 3.9.0 or later, which compares the identifiers consistently.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Apache Airflow FAB provider: resetting a user's password does not delete that user's existing database-backed sessions, despite documented behaviour that it does. The cleanup compares the string identifier Flask-Login stores in the session against the user's integer database identifier, so the comparison never matches and no session is removed. An attacker who already holds a copy of the victim's session cookie keeps access as that user after the password change, so the reset does not evict them.<br><br>Affects deployments using the FAB auth manager with `[fab] session_backend=database`. The trigger is an administrator (or the user) running the supported password-reset command as a containment action after a session cookie has been compromised; the secure-cookie backend is out of scope, as it documents that it cannot centrally delete sessions.<br><br>apache-airflow-providers-fab 3.9.0 also fixes CVE-2026-86462, a second, independent route to the same outcome via the Admin user-edit endpoint; a single upgrade closes both.<br><br>Users of apache-airflow-providers-fab are recommended to upgrade to version 3.9.0 or later, which compares the identifiers consistently."}]}], "references": [{"url": "https://github.com/apache/airflow/pull/72198", "tags": ["patch"]}, {"url": "https://www.cve.org/CVERecord?id=CVE-2026-86462", "tags": ["related"]}, {"url": "https://lists.apache.org/thread/mmplwl93shy615shkpp9p4fzyjvr4yqw", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "Mayank Jangid (OpenSec)", "type": "finder"}, {"lang": "en", "value": "Jarek Potiuk", "type": "remediation developer"}], "x_generator": {"engine": "airflow-s/generate_cve_json.py"}}}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://pypi.python.org", "defaultStatus": "unaffected", "packageName": "apache-airflow-providers-fab", "packageURL": "pkg:pypi/apache-airflow-providers-fab", "product": "Apache Airflow FAB provider", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "3.9.0", "status": "affected", "version": "2.4.2", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Apache Airflow FAB provider: resetting a user's password does not delete that user's existing database-backed sessions, despite documented behaviour that it does. The cleanup compares the string identifier Flask-Login stores in the session against the user's integer database identifier, so the comparison never matches and no session is removed. An attacker who already holds a copy of the victim's session cookie keeps access as that user after the password change, so the reset does not evict them.\n\nAffects deployments using the FAB auth manager with `[fab] session_backend=database`. The trigger is an administrator (or the user) running the supported password-reset command as a containment action after a session cookie has been compromised; the secure-cookie backend is out of scope, as it documents that it cannot centrally delete sessions.\n\napache-airflow-providers-fab 3.9.0 also fixes CVE-2026-86462, a second, independent route to the same outcome via the Admin user-edit endpoint; a single upgrade closes both.\n\nUsers of apache-airflow-providers-fab are recommended to upgrade to version 3.9.0 or later, which compares the identifiers consistently."}], "id": "CVE-2026-82311", "lastModified": "2026-09-16T09:17:06.430", "metrics": {}, "published": "2026-09-16T09:17:06.430", "references": [{"source": "[email protected]", "url": "https://github.com/apache/airflow/pull/72198"}, {"source": "[email protected]", "url": "https://lists.apache.org/thread/mmplwl93shy615shkpp9p4fzyjvr4yqw"}, {"source": "[email protected]", "url": "https://www.cve.org/CVERecord?id=CVE-2026-86462"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-613"}], "source": "[email protected]", "type": "Primary"}]}

{}

{}