{"cve":{"cve_id":"CVE-2026-25647","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":0.00204,"epss_percentile":0.10309,"epss_as_of":"2026-06-23","description":"Lute is a structured Markdown engine supporting Go and JavaScript. Lute 1.7.6 and earlier (as used in SiYuan before) has a Stored Cross-Site Scripting (XSS) vulnerability in the Markdown rendering engine. An attacker can inject malicious JavaScript into a Markdown text/note. When another user clicks the rendered content, the script executes in the context of their session.","published_at":"2026-02-06T19:03:36.847000Z","last_modified_at":null,"cvss_v3_score":4.6,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/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":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-79"],"nvd_references":["https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv","https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868"],"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":"2026-06-28T23:29:26.116204Z"},"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":"U","value_label":"Unchanged"},{"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":"siyuan-note","vendor_name":"siyuan-note","product_slug":"siyuan","product_name":"siyuan","version_start":"< 3.5.5","version_start_inclusive":true,"version_end":"< 3.5.5","version_end_inclusive":true,"cpe23_uri":"cve5:siyuan-note:siyuan:< 3.5.5:< 3.5.5"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868","source_type":"PATCH","tags":["patch"]}],"timeline":[{"type":"published","at":"2026-02-06T19:03:36.847000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:52:12.012794Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:52:12.012794Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:52:12.012794Z","label":"CVSS score revised","source":"cvelistv5"}]}