{"id":"CVE-2026-25647","state":"PUBLISHED","title":"Lute has a Stored Cross-Site Scripting (XSS) via Markdown hyperlink","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.","publishedAt":"2026-02-06T19:03:36.847Z","updatedAt":"2026-02-09T15:28:33.222Z","severity":{"score":4.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["siyuan-note siyuan"],"affected":[{"vendor":"siyuan-note","product":"siyuan","versions":[{"version":"< 3.5.5","status":"affected"}]}],"references":["https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv","https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/25xxx/CVE-2026-25647.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-25647","state":"PUBLISHED","datePublished":"2026-02-06T19:03:36.847Z","dateUpdated":"2026-02-09T15:28:33.222Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-02-04T05:15:41.792Z"},"containers":{"cna":{"title":"Lute has a Stored Cross-Site Scripting (XSS) via Markdown hyperlink","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"siyuan-note","product":"siyuan","versions":[{"version":"< 3.5.5","status":"affected"}]}],"references":[{"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv","name":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868","name":"https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-02-06T19:03:36.847Z"},"source":{"advisory":"GHSA-rw25-98wq-76qv","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-09T15:19:30.532188Z","id":"CVE-2026-25647","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-09T15:28:33.222Z"}}]}}}