CVE-2026-49384

{"id": "CVE-2026-49384", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@jetbrains.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}]}, "published": "2026-05-29T19:16:28.453", "references": [{"url": "https://www.jetbrains.com/privacy-security/issues-fixed/", "tags": ["Vendor Advisory"], "source": "cve@jetbrains.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "cve@jetbrains.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "In JetBrains PyCharm before 2025.3.4 stored XSS in Jupyter notebook Markdown cells was possible"}], "lastModified": "2026-06-01T12:44:17.300", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:jetbrains:pycharm:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4FD21590-E657-4A6D-B205-4E68B9229E20", "versionEndExcluding": "2025.3.4"}], "operator": "OR"}]}], "sourceIdentifier": "cve@jetbrains.com"}