{"api_version":"1","generated_at":"2026-07-23T13:07:34+00:00","cve":"CVE-2021-20672","urls":{"html":"https://cve.report/CVE-2021-20672","api":"https://cve.report/api/cve/CVE-2021-20672.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-20672","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20672"},"summary":{"title":"CVE-2021-20672","description":"Reflected cross-site scripting vulnerability due to insufficient verification of URL query parameters in GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote attackers to inject an arbitrary script via unspecified vectors.","state":"PUBLIC","assigner":"vultures@jpcert.or.jp","published_at":"2021-03-10 10:15:00","updated_at":"2021-03-16 19:26:00"},"problem_types":["CWE-79"],"metrics":[],"references":[{"url":"https://jvn.jp/en/jp/JVN86438134/index.html","name":"https://jvn.jp/en/jp/JVN86438134/index.html","refsource":"MISC","tags":["Third Party Advisory"],"title":"JVN#86438134: Multiple cross-site scripting vulnerabilities in GROWI","mime":"text/xml","httpstatus":"200","archivestatus":"0"},{"url":"https://weseek.co.jp/security/2021/03/09/vulnerability/growi-prevent-xss5/","name":"https://weseek.co.jp/security/2021/03/09/vulnerability/growi-prevent-xss5/","refsource":"MISC","tags":["Vendor Advisory"],"title":"GROWI 脆弱性対応のお知らせ (JVN#86438134) | WESEEK, Inc.","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-20672","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20672","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"20672","vulnerable":"1","versionEndIncluding":"4.2.7","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"weseek","cpe5":"growi","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2021-20672","ASSIGNER":"vultures@jpcert.or.jp","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"WESEEK, Inc.","product":{"product_data":[{"product_name":"GROWI (v4.2 Series)","version":{"version_data":[{"version_value":"versions from v4.2.0 to v4.2.7"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Cross-site scripting"}]}]},"references":{"reference_data":[{"url":"https://weseek.co.jp/security/2021/03/09/vulnerability/growi-prevent-xss5/","refsource":"MISC","name":"https://weseek.co.jp/security/2021/03/09/vulnerability/growi-prevent-xss5/"},{"url":"https://jvn.jp/en/jp/JVN86438134/index.html","refsource":"MISC","name":"https://jvn.jp/en/jp/JVN86438134/index.html"}]},"description":{"description_data":[{"lang":"eng","value":"Reflected cross-site scripting vulnerability due to insufficient verification of URL query parameters in GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote attackers to inject an arbitrary script via unspecified vectors."}]}},"nvd":{"publishedDate":"2021-03-10 10:15:00","lastModifiedDate":"2021-03-16 19:26:00","problem_types":["CWE-79"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM"},"exploitabilityScore":2.8,"impactScore":2.7},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:weseek:growi:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2.0","versionEndIncluding":"4.2.7","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"20672","Ordinal":"194717","Title":"CVE-2021-20672","CVE":"CVE-2021-20672","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"20672","Ordinal":"1","NoteData":"Reflected cross-site scripting vulnerability due to insufficient verification of URL query parameters in GROWI (v4.2 Series) versions from v4.2.0 to v4.2.7 allows remote attackers to inject an arbitrary script via unspecified vectors.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"20672","Ordinal":"2","NoteData":"2021-03-10","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"20672","Ordinal":"3","NoteData":"2021-03-10","Type":"Other","Title":"Modified"}]}}}