CVE-2021-20727

{"id": "CVE-2021-20727", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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": "2021-05-27T09:15:07.533", "references": [{"url": "https://github.com/Zettlr/Zettlr", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://jvn.jp/en/jp/JVN98239374/index.html", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://www.zettlr.com/", "tags": ["Product"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr."}, {"lang": "es", "value": "Una vulnerabilidad de tipo Cross-site scripting en Zettlr desde versi\u00f3n 0.20.0 hasta versiones 1.8.8, permite a un atacante ejecutar una secuencia de comandos arbitraria al cargar un archivo o fragmento de c\u00f3digo que contiene un iframe no v\u00e1lido en Zettlr"}], "lastModified": "2021-06-01T21:31:39.163", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:zettlr:zettlr:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1100DF37-E3EC-4EF7-94C8-7134E5664AB2", "versionEndIncluding": "1.8.8", "versionStartIncluding": "0.20.0"}], "operator": "OR"}]}], "sourceIdentifier": "vultures@jpcert.or.jp"}