{"schemaVersion":3,"id":"CVE-2026-41283","aliases":["GHSA-9hfw-w3f4-c4p8","PYSEC-2026-3486","UBUNTU-CVE-2026-41283","DEBIAN-CVE-2026-41283"],"status":"published","duplicateOf":null,"title":null,"description":"OpenStack Mistral through 22.0.0 allows Arbitrary Remote Code Execution when the API is exposed. There are endpoints that allow code execution, which can lead to exfiltration of service credentials.","dates":{"published":"2026-06-04T00:00:00.000Z","modified":"2026-07-15T00:59:37.963Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.9,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":9.9,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Pypi","score":9.9,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","exploitability":7.9,"impact":10,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":9.9,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","exploitability":7.9,"impact":10,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":9.9,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","exploitability":7.9,"impact":10,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.9,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00915,"percentile":0.59483,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0.18200000000000005,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00733},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00915,"percentile":0.59483}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00733,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00915,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00915,"percentile":0.59483}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-863","name":"Incorrect Authorization","description":"The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/863.html"},{"id":"CWE-749","name":"Exposed Dangerous Method or Function","description":"The product provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":"Low","url":"https://cwe.mitre.org/data/definitions/749.html"}],"affected":[{"vendor":"debian","product":"mistral","name":"mistral","label":"mistral","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/mistral","purlType":"deb","versions":[{"text":"< 15.0.0-1+deb12u1","noFixRecorded":false,"fixedIn":null},{"text":"< 20.0.0-2+deb13u1","noFixRecorded":false,"fixedIn":null},{"text":"< 22.0.0-3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 15.0.0-1+deb12u1 | < 20.0.0-2+deb13u1 | < 22.0.0-3","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"mistral","name":"mistral","label":"mistral","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/mistral","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null},{"text":"< 14.0.0-0ubuntu1.1","noFixRecorded":false,"fixedIn":null},{"text":"< 18.0.1-0ubuntu1.1","noFixRecorded":false,"fixedIn":null},{"text":"< 21.0.0-0ubuntu1.1","noFixRecorded":false,"fixedIn":null},{"text":"< 22.0.0-0ubuntu1.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"All versions (No fix recorded) | < 14.0.0-0ubuntu1.1 | < 18.0.1-0ubuntu1.1 | < 21.0.0-0ubuntu1.1 | < 22.0.0-0ubuntu1.1","eol":null,"hubHref":null},{"vendor":"openstack","product":"mistral","name":"Mistral","label":"mistral","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 20.0.0, < 20.1.1","noFixRecorded":false,"fixedIn":null},{"text":"21.0.0","noFixRecorded":false,"fixedIn":null},{"text":"22.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 20.0.0, < 20.1.1 | 21.0.0 | 22.0.0","eol":null,"hubHref":"/vendor/openstack/mistral"},{"vendor":"PyPI","product":"mistral","name":"mistral","label":"mistral","ecosystem":"PyPI","cpePart":null,"purl":"pkg:pypi/mistral","purlType":"pypi","versions":[{"text":"≥ 20.0.0, < 20.1.1","noFixRecorded":false,"fixedIn":null},{"text":"21.0.0","noFixRecorded":false,"fixedIn":null},{"text":"22.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 20.0.0, < 20.1.1 | 21.0.0 | 22.0.0","eol":null,"hubHref":null}],"affectedCount":4,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/openstack/mistral/tags","label":"github.com/openstack/mistral/tags","hostname":"github.com","tags":["WEB"]},{"url":"https://www.openwall.com/lists/oss-security/2026/06/03/14","label":"www.openwall.com/lists/oss-security/2026/06/03/14","hostname":"www.openwall.com","tags":["WEB","REPORT"]},{"url":"https://security.openstack.org/ossa/OSSA-2026-020.html","label":"security.openstack.org/ossa/OSSA-2026-020.html","hostname":"security.openstack.org","tags":["WEB"]},{"url":"http://www.openwall.com/lists/oss-security/2026/06/03/14","label":"www.openwall.com/lists/oss-security/2026/06/03/14","hostname":"www.openwall.com","tags":["WEB"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-41283","label":"access.redhat.com/security/cve/CVE-2026-41283","hostname":"access.redhat.com","tags":["VDB Entry","X Refsource REDHAT","WEB"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2484607","label":"bugzilla.redhat.com/show_bug.cgi?id=2484607","hostname":"bugzilla.redhat.com","tags":["Issue Tracking","X Refsource REDHAT","WEB"]},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41283.json","label":"security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41283.json","hostname":"security.access.redhat.com","tags":["X Sadp Csaf Vex","WEB"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41283","label":"nvd.nist.gov/vuln/detail/CVE-2026-41283","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/openstack/mistral","label":"github.com/openstack/mistral","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://pypi.org/project/mistral","label":"pypi.org/project/mistral","hostname":"pypi.org","tags":["PACKAGE"]},{"url":"https://github.com/advisories/GHSA-9hfw-w3f4-c4p8","label":"github.com/advisories/GHSA-9hfw-w3f4-c4p8","hostname":"github.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-41283","label":"ubuntu.com/security/CVE-2026-41283","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-41283","label":"www.cve.org/CVERecord?id=CVE-2026-41283","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://launchpad.net/bugs/2147178","label":"launchpad.net/bugs/2147178","hostname":"launchpad.net","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-8422-1","label":"ubuntu.com/security/notices/USN-8422-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-41283","label":"security-tracker.debian.org/tracker/CVE-2026-41283","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":["USN-8422-1"]},"timeline":[{"kind":"published","date":"2026-06-04T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-15T00:59:37.963Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T01:02:49.654Z","stale":false,"partial":false}}