{"affected":[{"defaultStatus":"unaffected","product":"PyCharm","source":"CNA: JetBrains","vendor":"JetBrains","versions":[{"lessThan":"2026.3","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-123854","cwes":["CWE-829"],"description":"In JetBrains PyCharm before 2026.3 code execution was possible in Safe Mode via a crafted Jupyter notebook widget module","epss":null,"exploits":[],"kev":null,"metrics":[{"score":5.5,"severity":"medium","source":"CNA: JetBrains","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.1"},{"score":5.5,"severity":"medium","source":"NVD: cve@jetbrains.com","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.1"}],"modifiedAt":1794028699247,"publishedAt":1793981411837,"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":"b641ff4fa496f0566a22a2345cc1176f31a1b8e755e0f40fafd7452739f05359","sources":[{"modifiedAt":1794027346206,"name":"CNA: JetBrains","retrievedAt":1794028164645,"url":"https://www.cve.org/CVERecord?id=CVE-2026-123854"},{"modifiedAt":1794028699247,"name":"NVD","retrievedAt":1794032170705,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123854"}],"ssvc":{"assessedAt":1793923200000,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"CVE-2026-123854","updatedAt":1794032170705}