{"id":"CVE-2026-50551","state":"PUBLISHED","title":"SiYuan: Stored XSS to RCE via Unsanitized Attribute View Asset Cell Content","description":"SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan contains a stored cross-site scripting (XSS) vulnerability in the Attribute View (database) asset cell renderer that escalates to remote code execution (RCE) in the Electron desktop client. This vulnerability is fixed in 3.7.0.","publishedAt":"2026-06-24T21:20:42.004Z","updatedAt":"2026-06-25T13:20:40.202Z","severity":{"score":9.9,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["siyuan-note siyuan"],"affected":[{"vendor":"siyuan-note","product":"siyuan","versions":[{"version":"< 3.7.0","status":"affected"}]}],"references":["https://github.com/siyuan-note/siyuan/security/advisories/GHSA-56mp-4f3v-fgj2"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/50xxx/CVE-2026-50551.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-50551","state":"PUBLISHED","datePublished":"2026-06-24T21:20:42.004Z","dateUpdated":"2026-06-25T13:20:40.202Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-04T20:37:18.654Z"},"containers":{"cna":{"title":"SiYuan: Stored XSS to RCE via Unsanitized Attribute View Asset Cell Content","descriptions":[{"lang":"en","value":"SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan contains a stored cross-site scripting (XSS) vulnerability in the Attribute View (database) asset cell renderer that escalates to remote code execution (RCE) in the Electron desktop client. This vulnerability is fixed in 3.7.0."}],"affected":[{"vendor":"siyuan-note","product":"siyuan","versions":[{"version":"< 3.7.0","status":"affected"}]}],"references":[{"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-56mp-4f3v-fgj2","name":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-56mp-4f3v-fgj2","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.9,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","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":"2026-06-24T21:20:42.004Z"},"source":{"advisory":"GHSA-56mp-4f3v-fgj2","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/siyuan-note/siyuan/security/advisories/GHSA-56mp-4f3v-fgj2","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-25T13:20:21.383745Z","id":"CVE-2026-50551","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-25T13:20:40.202Z"}}]}}}