{"api_version":"1","generated_at":"2026-07-23T14:40:04+00:00","cve":"CVE-2018-12587","urls":{"html":"https://cve.report/CVE-2018-12587","api":"https://cve.report/api/cve/CVE-2018-12587.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-12587","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-12587"},"summary":{"title":"CVE-2018-12587","description":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-08-13 17:29:00","updated_at":"2018-10-11 14:55:00"},"problem_types":["CWE-79"],"metrics":[],"references":[{"url":"https://metamorfosec.com/Files/Advisories/METS-2018-003-A_XSS_Vulnerability_in_German_Spelling_Dictionary_1.3.txt","name":"https://metamorfosec.com/Files/Advisories/METS-2018-003-A_XSS_Vulnerability_in_German_Spelling_Dictionary_1.3.txt","refsource":"MISC","tags":["Third Party Advisory"],"title":"","mime":"text/plain","httpstatus":"200","archivestatus":"0"},{"url":"https://www.openbugbounty.org/reports/610381/","name":"https://www.openbugbounty.org/reports/610381/","refsource":"MISC","tags":["Third Party Advisory"],"title":"valeuraddons.com Cross Site Scripting vulnerability | Open Bug Bounty | Website Vulnerabilities - OpenBugBounty.org","mime":"text/html","httpstatus":"503","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-12587","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-12587","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"12587","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"german_spelling_dictionary_project","cpe5":"german_spelling_dictionary","cpe6":"1.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"opera","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"12587","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"german_spelling_dictionary_project","cpe5":"german_spelling_dictionary","cpe6":"1.3","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"opera","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-12587","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://metamorfosec.com/Files/Advisories/METS-2018-003-A_XSS_Vulnerability_in_German_Spelling_Dictionary_1.3.txt","refsource":"MISC","url":"https://metamorfosec.com/Files/Advisories/METS-2018-003-A_XSS_Vulnerability_in_German_Spelling_Dictionary_1.3.txt"},{"name":"https://www.openbugbounty.org/reports/610381/","refsource":"MISC","url":"https://www.openbugbounty.org/reports/610381/"}]}},"nvd":{"publishedDate":"2018-08-13 17:29:00","lastModifiedDate":"2018-10-11 14:55:00","problem_types":["CWE-79"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/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,"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:german_spelling_dictionary_project:german_spelling_dictionary:1.3:*:*:*:*:opera:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"12587","Ordinal":"129155","Title":"CVE-2018-12587","CVE":"CVE-2018-12587","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"12587","Ordinal":"1","NoteData":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"12587","Ordinal":"2","NoteData":"2018-08-13","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"12587","Ordinal":"3","NoteData":"2018-08-13","Type":"Other","Title":"Modified"}]}}}