{"affected":[{"defaultStatus":"unaffected","product":"MongoDB Server","source":"CNA: mongodb","vendor":"MongoDB","versions":[{"lessThan":"9.0.7","status":"affected","version":"9.0.0","versionType":"semver"},{"lessThan":"8.3.16","status":"affected","version":"8.3.0","versionType":"semver"},{"lessThan":"8.0.37","status":"affected","version":"8.0.0","versionType":"semver"},{"lessThan":"7.0.48","status":"affected","version":"7.0.0","versionType":"semver"}]}],"cveId":"CVE-2026-120815","cwes":["CWE-863"],"description":"An incorrect authorization check in the MongoDB Server authorization subsystem may allow an unauthenticated party with local host access to obtain administrative privileges on a database server that has authorization enabled. This may result in unintended access to stored data and credentials, unintended modification of data, and loss of availability of the server.","epss":{"date":"2026-11-13","percentile":0.03416,"score":0.0014},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://jira.mongodb.org/browse/SERVER-134872"}],"kev":null,"metrics":[{"score":8.6,"severity":"high","source":"CNA: mongodb","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":8.4,"severity":"high","source":"CNA: mongodb","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},{"score":8.6,"severity":"high","source":"NVD: cna@mongodb.com","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/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","version":"4.0"},{"score":8.4,"severity":"high","source":"NVD: cna@mongodb.com","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794601673960,"publishedAt":1794341580772,"references":[{"source":"CNA: mongodb","tags":[],"url":"https://jira.mongodb.org/browse/SERVER-134872"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://jira.mongodb.org/browse/SERVER-134872"},{"source":"cna@mongodb.com","tags":[],"url":"https://jira.mongodb.org/browse/SERVER-134872"}],"remediation":[],"revision":"8cd591ad7243c9d512ed4b88a95453c72d563166c34c7c42d0158628356aefb3","sources":[{"modifiedAt":1794601673960,"name":"CNA: mongodb","retrievedAt":1794604134914,"url":"https://www.cve.org/CVERecord?id=CVE-2026-120815"},{"modifiedAt":1794348539707,"name":"NVD","retrievedAt":1794357082729,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120815"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794604160227,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-120815"}],"ssvc":{"assessedAt":1794601669289,"automatable":"no","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Incorrect Authorization Check in MongoDB Server Localhost Exception Leads to Unauthorized Administrative Access","updatedAt":1794604160227}