{"cve":{"cve_id":"CVE-2018-18928","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.02904,"epss_percentile":0.86723,"epss_as_of":"2026-10-15","description":"International Components for Unicode (ICU) for C/C++ 63.1 has an integer overflow in number::impl::DecimalQuantity::toScientificString() in i18n/number_decimalquantity.cpp.","published_at":"2018-11-04T20:00:00Z","last_modified_at":"2026-10-14T07:16:43.217000Z","cvss_v3_score":9.8,"cvss_v3_vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-190"],"nvd_references":["https://github.com/unicode-org/icu/commit/53d8c8f3d181d87a6aa925b449b51c4a2c922a51","https://unicode-org.atlassian.net/browse/ICU-20246","https://bugs.chromium.org/p/chromium/issues/detail?id=900059"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-10-15T05:09:40.223577Z"},"effective_severity":"CRITICAL","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"icu-project","vendor_name":"icu-project","product_slug":"international-components-for-unicode","product_name":"international_components_for_unicode","version_start":"63.1","version_start_inclusive":true,"version_end":"63.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:icu-project:international_components_for_unicode:63.1:*:*:*:*:c\\/c\\+\\+:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/unicode-org/icu/commit/53d8c8f3d181d87a6aa925b449b51c4a2c922a51","source_type":"PATCH","tags":["patch"]},{"url":"https://unicode-org.atlassian.net/browse/ICU-20246","source_type":"MISC","tags":[]},{"url":"https://bugs.chromium.org/p/chromium/issues/detail?id=900059","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2018-11-04T20:00:00Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-10-14T23:59:09.254433Z","label":"CVSS score revised","source":"nvd"},{"type":"cvss_changed","at":"2026-10-14T23:59:09.254433Z","label":"CVSS score revised","source":"nvd"},{"type":"cvss_changed","at":"2026-10-14T23:59:09.254433Z","label":"CVSS score revised","source":"nvd"}]}