{"cve":{"cve_id":"CVE-2025-31486","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":0.3506,"epss_percentile":0.98225,"epss_as_of":"2026-06-23","description":"Vite is a frontend tooling framework for javascript. The contents of arbitrary files can be returned to the browser. By adding ?.svg with ?.wasm?init or with sec-fetch-dest: script header, the server.fs.deny restriction was able to bypass. This bypass is only possible if the file is smaller than build.assetsInlineLimit (default: 4kB) and when using Vite 6.0+. Only apps explicitly exposing the Vite dev server to the network (using --host or server.host config option) are affected. This vulnerability is fixed in 4.5.12, 5.4.17, 6.0.14, 6.1.4, and 6.2.5.","published_at":"2025-04-03T18:24:39.616000Z","last_modified_at":null,"cvss_v3_score":5.3,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","cvss_v3_severity":"MEDIUM","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-200","CWE-284"],"nvd_references":["https://github.com/vitejs/vite/security/advisories/GHSA-xcj6-pq6g-qj4x","https://github.com/vitejs/vite/commit/62d7e81ee189d65899bb65f3263ddbd85247b647","https://github.com/vitejs/vite/blob/037f801075ec35bb6e52145d659f71a23813c48f/packages/vite/src/node/plugins/asset.ts#L285-L290"],"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":"2026-06-28T23:26:22.227755Z"},"effective_severity":"MEDIUM","badges":["poc"],"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":"H","value_label":"High"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"R","value_label":"Required"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"vitejs","vendor_name":"vitejs","product_slug":"vite","product_name":"vite","version_start":"< 4.5.12","version_start_inclusive":true,"version_end":"< 4.5.12","version_end_inclusive":true,"cpe23_uri":"cve5:vitejs:vite:< 4.5.12:< 4.5.12"},{"vendor_slug":"vitejs","vendor_name":"vitejs","product_slug":"vite","product_name":"vite","version_start":">=5.0.0, < 5.4.17","version_start_inclusive":true,"version_end":">=5.0.0, < 5.4.17","version_end_inclusive":true,"cpe23_uri":"cve5:vitejs:vite:>=5.0.0, < 5.4.17:>=5.0.0, < 5.4.17"},{"vendor_slug":"vitejs","vendor_name":"vitejs","product_slug":"vite","product_name":"vite","version_start":">=6.0.0, < 6.0.14","version_start_inclusive":true,"version_end":">=6.0.0, < 6.0.14","version_end_inclusive":true,"cpe23_uri":"cve5:vitejs:vite:>=6.0.0, < 6.0.14:>=6.0.0, < 6.0.14"},{"vendor_slug":"vitejs","vendor_name":"vitejs","product_slug":"vite","product_name":"vite","version_start":">=6.1.0, < 6.1.4","version_start_inclusive":true,"version_end":">=6.1.0, < 6.1.4","version_end_inclusive":true,"cpe23_uri":"cve5:vitejs:vite:>=6.1.0, < 6.1.4:>=6.1.0, < 6.1.4"},{"vendor_slug":"vitejs","vendor_name":"vitejs","product_slug":"vite","product_name":"vite","version_start":">=6.2.0, < 6.2.5","version_start_inclusive":true,"version_end":">=6.2.0, < 6.2.5","version_end_inclusive":true,"cpe23_uri":"cve5:vitejs:vite:>=6.2.0, < 6.2.5:>=6.2.0, < 6.2.5"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-31486.yaml","title":"Vite server.fs.deny Bypass - Local File Inclusion","author":"wn147","disclosed_at":null}],"news":[],"references":[{"url":"https://github.com/vitejs/vite/security/advisories/GHSA-xcj6-pq6g-qj4x","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://github.com/vitejs/vite/commit/62d7e81ee189d65899bb65f3263ddbd85247b647","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/vitejs/vite/blob/037f801075ec35bb6e52145d659f71a23813c48f/packages/vite/src/node/plugins/asset.ts#L285-L290","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2025-04-03T18:24:39.616000Z","label":"CVE published","source":null},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:44:49.534124Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:44:49.534124Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:44:49.534124Z","label":"CVSS score revised","source":"cvelistv5"}]}