{"api_version":"1","generated_at":"2026-10-06T02:57:26+00:00","cve":"CVE-2026-100266","urls":{"html":"https://cve.report/CVE-2026-100266","api":"https://cve.report/api/cve/CVE-2026-100266.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-100266","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-100266"},"summary":{"title":"CVE-2026-100266","description":"In JetBrains Hub before 2026.2.52366 missing authorisation allowed authenticated users to send arbitrary emails from the server's trusted address","state":"PUBLISHED","assigner":"JetBrains","published_at":"2026-09-30 16:16:57","updated_at":"2026-10-02 16:47:10"},"problem_types":["CWE-862","CWE-862 CWE-862"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"6.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"3.1","source":"cve@jetbrains.com","type":"Secondary","score":"7.7","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","baseScore":7.7,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"7.7","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","version":"3.1"}}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","name":"https://www.jetbrains.com/privacy-security/issues-fixed/","refsource":"cve@jetbrains.com","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-100266","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-100266","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"JetBrains","product":"Hub","version":"affected 2026.2.52366 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"100266","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"jetbrains","cpe5":"hub","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"100266","cve":"CVE-2026-100266","epss":"0.002280000","percentile":"0.123270000","score_date":"2026-10-05","updated_at":"2026-10-06 00:14:19"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-100266","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-09-30T15:34:39.454602Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-30T15:48:39.223Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Hub","vendor":"JetBrains","versions":[{"lessThan":"2026.2.52366","status":"affected","version":"0","versionType":"semver"}]}],"descriptions":[{"lang":"en","value":"In JetBrains Hub before 2026.2.52366 missing authorisation allowed authenticated users to send arbitrary emails from the server's trusted address"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","description":"CWE-862","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-09-30T15:17:50.888Z","orgId":"547ada31-17d8-4964-bc5f-1b8238ba8014","shortName":"JetBrains"},"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"}]}},"cveMetadata":{"assignerOrgId":"547ada31-17d8-4964-bc5f-1b8238ba8014","assignerShortName":"JetBrains","cveId":"CVE-2026-100266","datePublished":"2026-09-30T15:17:50.888Z","dateReserved":"2026-09-25T17:02:06.924Z","dateUpdated":"2026-09-30T15:48:39.223Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-30 16:16:57","lastModifiedDate":"2026-10-02 16:47:10","problem_types":["CWE-862","CWE-862 CWE-862"],"metrics":{"cvssMetricV31":[{"source":"cve@jetbrains.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","baseScore":7.7,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.1,"impactScore":4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-30T15:34:39.454602Z","id":"CVE-2026-100266","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:jetbrains:hub:*:*:*:*:*:*:*:*","versionEndExcluding":"2026.2.52366","matchCriteriaId":"291D0A56-B353-45C3-AC00-09E05EBF6263"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"100266","Ordinal":"1","Title":"CVE-2026-100266","CVE":"CVE-2026-100266","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"100266","Ordinal":"1","NoteData":"In JetBrains Hub before 2026.2.52366 missing authorisation allowed authenticated users to send arbitrary emails from the server's trusted address","Type":"Description","Title":"CVE-2026-100266"}]}}}