{"affected":[{"defaultStatus":"unaffected","product":"Datalore","source":"CNA: JetBrains","vendor":"JetBrains","versions":[{"lessThan":"2026.4","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-123291","cwes":["CWE-639"],"description":"In JetBrains Datalore before 2026.4 improper owner validation allowed reading another workspace's issues and runs notebook","epss":null,"exploits":[],"kev":null,"metrics":[{"score":4.3,"severity":"medium","source":"CNA: JetBrains","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},{"score":4.3,"severity":"medium","source":"NVD: cve@jetbrains.com","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}],"modifiedAt":1793963827730,"publishedAt":1793960873591,"references":[{"source":"CNA: JetBrains","tags":[],"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"},{"source":"cve@jetbrains.com","tags":[],"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"}],"remediation":[],"revision":"5ccb7028b5108f0f7e1fb5dc9be208001baca93bf19eb691a619afbdf9d40970","sources":[{"modifiedAt":1793960873591,"name":"CNA: JetBrains","retrievedAt":1793963357806,"url":"https://www.cve.org/CVERecord?id=CVE-2026-123291"},{"modifiedAt":1793963827730,"name":"NVD","retrievedAt":1793967583650,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123291"}],"ssvc":null,"status":"published","title":"CVE-2026-123291","updatedAt":1793967583650}