{"schemaVersion":3,"id":"CVE-2026-57217","aliases":["UBUNTU-CVE-2026-57217","DEBIAN-CVE-2026-57217","CGA-2p3r-43px-vmm4","CGA-mg2v-mv2p-6h6h","CGA-22jm-rpgj-qw67","CGA-27v2-p67m-3mg9","CGA-2cp7-cjc7-cjqj","CGA-6h8p-2fpm-mjp8","CGA-g667-p7wv-gpp6","CGA-g6h9-rxp8-jm65","CGA-h7p3-h63w-2f8f","CGA-mj8q-v7p4-gj5g","CGA-qqhf-cw2q-9hgv","CGA-xhpw-5jgg-x9gx"],"status":"published","duplicateOf":null,"title":null,"description":"RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.21, 4.1.11, and 4.2.6, RabbitMQ topic authorization can allow restricted topic writes and binds during metadata-store failures because topic-permission lookup errors from Khepri can collapse to undefined, which the internal backend treats as allow. This issue is fixed in versions 3.13.15, 4.0.21, 4.1.11, and 4.2.6.","dates":{"published":"2026-07-10T20:25:29.498Z","modified":"2026-07-13T15:58:13.432Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7,"severity":"high","version":"4.0","versionLabel":"v4.0","source":"CVE.org","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Ubuntu","score":7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","exploitability":null,"impact":null,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":7.2,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":7.2,"impact":6,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Wolfi","score":7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","exploitability":null,"impact":null,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Chainguard","score":7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","exploitability":null,"impact":null,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00352,"percentile":0.2736,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":-0.21299999999999994,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00565},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00352,"percentile":0.2736}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00565,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00352,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00352,"percentile":0.2736}]},"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":[{"id":"GITHUB_RABBITMQ_RABBITMQ-SERVER","name":"Rabbitmq Server","source":"github","url":"https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-gh3x-4x42-fvq8","maturity":"poc","reliabilityScore":0.3,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"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"}],"affected":[{"vendor":"chainguard","product":"rabbitmq-server-4.1","name":"rabbitmq-server-4.1","label":"rabbitmq-server-4.1","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/rabbitmq-server-4.1","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"rabbitmq-server-4.1-doc","name":"rabbitmq-server-4.1-doc","label":"rabbitmq-server-4.1-doc","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/rabbitmq-server-4.1-doc","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"rabbitmq-server-4.1-iamguarded-compat","name":"rabbitmq-server-4.1-iamguarded-compat","label":"rabbitmq-server-4.1-iamguarded-compat","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/rabbitmq-server-4.1-iamguarded-compat","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"rabbitmq-server-fips-4.1","name":"rabbitmq-server-fips-4.1","label":"rabbitmq-server-fips-4.1","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/rabbitmq-server-fips-4.1","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"rabbitmq-server-fips-4.1-doc","name":"rabbitmq-server-fips-4.1-doc","label":"rabbitmq-server-fips-4.1-doc","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/rabbitmq-server-fips-4.1-doc","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"rabbitmq-server-fips-4.1-iamguarded-compat","name":"rabbitmq-server-fips-4.1-iamguarded-compat","label":"rabbitmq-server-fips-4.1-iamguarded-compat","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/rabbitmq-server-fips-4.1-iamguarded-compat","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"wolfi","product":"rabbitmq-server-4.1","name":"rabbitmq-server-4.1","label":"rabbitmq-server-4.1","ecosystem":"Wolfi","cpePart":null,"purl":"pkg:apk/wolfi/rabbitmq-server-4.1","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"broadcom","product":"rabbitmq_server","name":"rabbitmq server","label":"rabbitmq_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 3.13.0, < 4.2.6","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 3.13.0, < 4.2.6","eol":null,"hubHref":"/vendor/broadcom/rabbitmq_server"},{"vendor":"debian","product":"rabbitmq-server","name":"rabbitmq-server","label":"rabbitmq-server","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/rabbitmq-server","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null},{"text":"< 4.3.0-2","noFixRecorded":false,"fixedIn":null}],"versionsText":"All versions (No fix recorded) | < 4.3.0-2","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"rabbitmq-server","name":"rabbitmq-server","label":"rabbitmq-server","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/rabbitmq-server","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"rabbitmq","product":"rabbitmq-server","name":"rabbitmq-server","label":"rabbitmq-server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 4.2.0, < 4.2.6","noFixRecorded":false,"fixedIn":null},{"text":"≥ 4.1.0, < 4.1.11","noFixRecorded":false,"fixedIn":null},{"text":"≥ 4.0.0, < 4.0.21","noFixRecorded":false,"fixedIn":null},{"text":"≥ 3.13.0, < 3.13.15","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 4.2.0, < 4.2.6 | ≥ 4.1.0, < 4.1.11 | ≥ 4.0.0, < 4.0.21 | ≥ 3.13.0, < 3.13.15","eol":null,"hubHref":"/vendor/rabbitmq/rabbitmq-server"}],"affectedCount":11,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-gpvw-75h5-3wvx","label":"github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-gpvw-75h5-3wvx","hostname":"github.com","tags":["X Refsource CONFIRM","REPORT","Advisory","Exploit","Vendor Advisory"]},{"url":"https://github.com/rabbitmq/rabbitmq-server/pull/15941","label":"github.com/rabbitmq/rabbitmq-server/pull/15941","hostname":"github.com","tags":["X Refsource MISC","REPORT","FIX","Issue Tracking","Patch"]},{"url":"https://github.com/rabbitmq/rabbitmq-server/pull/15943","label":"github.com/rabbitmq/rabbitmq-server/pull/15943","hostname":"github.com","tags":["X Refsource MISC","REPORT","FIX","Issue Tracking","Patch"]},{"url":"https://github.com/rabbitmq/rabbitmq-server/commit/94f1d33a70fcfa09006649599e79fc92786a2d36","label":"github.com/rabbitmq/rabbitmq-server/commit/94f1d33a70fcfa09006649599e79fc92786a2d36","hostname":"github.com","tags":["X Refsource MISC","REPORT","FIX","Patch"]},{"url":"https://github.com/rabbitmq/rabbitmq-server/commit/ce1f682aa6b398820c5e3ce1ff7435184027c82c","label":"github.com/rabbitmq/rabbitmq-server/commit/ce1f682aa6b398820c5e3ce1ff7435184027c82c","hostname":"github.com","tags":["X Refsource MISC","REPORT","FIX","Patch"]},{"url":"https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.6","label":"github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.6","hostname":"github.com","tags":["X Refsource MISC","REPORT","WEB","Release Notes"]},{"url":"https://ubuntu.com/security/CVE-2026-57217","label":"ubuntu.com/security/CVE-2026-57217","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-57217","label":"www.cve.org/CVERecord?id=CVE-2026-57217","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-57217","label":"security-tracker.debian.org/tracker/CVE-2026-57217","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57217.json","label":"github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57217.json","hostname":"github.com","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57217","label":"nvd.nist.gov/vuln/detail/CVE-2026-57217","hostname":"nvd.nist.gov","tags":["Advisory","Oval"]}],"lineage":{"upstream":[],"downstream":["OPENSUSE-SU-2026:21903-1","RHSA-2026:35939","RHSA-2026:35940","SUSE-SU-2026:23859-1","SUSE-SU-2026:23869-1"],"duplicates":[],"related":["OPENSUSE-SU-2026:21903-1","SUSE-SU-2026:23859-1","SUSE-SU-2026:23869-1"]},"timeline":[{"kind":"published","date":"2026-07-10T20:25:29.498Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-07-13T15:58:13.432Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":38,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T23:52:02.515Z","stale":false,"partial":false}}