{"cve":{"cve_id":"CVE-2023-45746","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":0.00354,"epss_percentile":0.27139,"epss_as_of":"2026-06-23","description":"Cross-site scripting vulnerability in Movable Type series allows a remote authenticated attacker to inject an arbitrary script. Affected products/versions are as follows: Movable Type 7 r.5405 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5405 and earlier (Movable Type 7 Series), Movable Type Premium 1.58 and earlier, Movable Type Premium Advanced 1.58 and earlier, Movable Type Cloud Edition (Version 7) r.5405 and earlier, and Movable Type Premium Cloud Edition 1.58 and earlier.","published_at":"2023-10-30T04:57:43.561000Z","last_modified_at":null,"cvss_v3_score":5.4,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":null,"nvd_references":["https://movabletype.org/news/2023/10/mt-79020-released.html","https://jvn.jp/en/jp/JVN39139884/"],"vuln_status":null,"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":"2026-06-29T01:38:55.890154Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","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":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"R","value_label":"Required"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"L","value_label":"Low"},{"metric":"I","name":"Integrity","value":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"six-apart-ltd.","vendor_name":"Six Apart Ltd.","product_slug":"movable-type-7-movable-type-7-series","product_name":"Movable Type 7 (Movable Type 7 Series)","version_start":"r.5405 and earlier","version_start_inclusive":true,"version_end":"r.5405 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:six-apart-ltd.:movable-type-7-movable-type-7-series:r.5405 and earlier:r.5405 and earlier"},{"vendor_slug":"six-apart-ltd.","vendor_name":"Six Apart Ltd.","product_slug":"movable-type-advanced-7-movable-type-7-series","product_name":"Movable Type Advanced 7 (Movable Type 7 Series)","version_start":"r.5405 and earlier","version_start_inclusive":true,"version_end":"r.5405 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:six-apart-ltd.:movable-type-advanced-7-movable-type-7-series:r.5405 and earlier:r.5405 and earlier"},{"vendor_slug":"six-apart-ltd.","vendor_name":"Six Apart Ltd.","product_slug":"movable-type-cloud-edition-version-7","product_name":"Movable Type Cloud Edition (Version 7)","version_start":"r.5405 and earlier","version_start_inclusive":true,"version_end":"r.5405 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:six-apart-ltd.:movable-type-cloud-edition-version-7:r.5405 and earlier:r.5405 and earlier"},{"vendor_slug":"six-apart-ltd.","vendor_name":"Six Apart Ltd.","product_slug":"movable-type-premium","product_name":"Movable Type Premium","version_start":"1.58 and earlier","version_start_inclusive":true,"version_end":"1.58 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:six-apart-ltd.:movable-type-premium:1.58 and earlier:1.58 and earlier"},{"vendor_slug":"six-apart-ltd.","vendor_name":"Six Apart Ltd.","product_slug":"movable-type-premium-advanced","product_name":"Movable Type Premium Advanced","version_start":"1.58 and earlier","version_start_inclusive":true,"version_end":"1.58 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:six-apart-ltd.:movable-type-premium-advanced:1.58 and earlier:1.58 and earlier"},{"vendor_slug":"six-apart-ltd.","vendor_name":"Six Apart Ltd.","product_slug":"movable-type-premium-cloud-edition","product_name":"Movable Type Premium (Cloud Edition)","version_start":"1.58 and earlier","version_start_inclusive":true,"version_end":"1.58 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:six-apart-ltd.:movable-type-premium-cloud-edition:1.58 and earlier:1.58 and earlier"}],"exploit_refs":[],"news":[],"references":[{"url":"https://movabletype.org/news/2023/10/mt-79020-released.html","source_type":"MISC","tags":[]},{"url":"https://jvn.jp/en/jp/JVN39139884/","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2023-10-30T04:57:43.561000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:30:18.424510Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:30:18.424510Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:30:18.424510Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:38:55.890154Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:38:55.890154Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:38:55.890154Z","label":"SSVC decision revised","source":"vulnrichment"}]}