{"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":"2026-09-17T19:27:29.873Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","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"}],"collectionURL":"https://pypi.python.org","packageName":"apache-airflow-providers-fab"}],"credits":[{"lang":"en","type":"finder","value":"Mayank Jangid (OpenSec)"},{"lang":"en","type":"remediation developer","value":"Jarek Potiuk"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Apache Airflow FAB provider: resetting a user&#x27;s password does not delete that user&#x27;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&#x27;s integer database identifier, so the comparison never matches and no session is removed. An attacker who already holds a copy of the victim&#x27;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."}],"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."}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-613","description":"CWE-613: Insufficient Session Expiration","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-09-16T14:54:52.025Z"},"references":[{"tags":["patch"],"url":"https://github.com/apache/airflow/pull/72198"},{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/mmplwl93shy615shkpp9p4fzyjvr4yqw?users@airflow.apache.org"},{"tags":["related"],"url":"https://www.cve.org/CVERecord?id=CVE-2026-86462"},{"url":"https://lists.apache.org/thread/mmplwl93shy615shkpp9p4fzyjvr4yqw","tags":["vendor-advisory"]}],"source":{"discovery":"UNKNOWN"},"title":"Apache Airflow FAB provider: FAB password reset never invalidates sessions: string/int _user_id comparison is always false","x_generator":{"engine":"airflow-s/generate_cve_json.py"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-17T19:26:29.021619Z","id":"CVE-2026-82311","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-17T19:27:29.873Z"}}]}}