{"apiVersion":"1.0","identifier":"CVE-2026-73053","description":"SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji function that fails to sanitize codepoint branch output. Attackers can craft document icons with hex-encoded markup that executes in the renderer with Node integration enabled, achieving arbitrary code execution on the host system.","publishedAt":"2026-08-15T22:16:55","lastModifiedAt":"2026-08-26T17:04:11","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73053","cvssScore":9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","epssProbability":0.00284,"riskScore":0.92,"affectedProduct":"siyuan","affectedVersions":"<3.7.4","vulnerabilityType":"Web app","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-73053","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-73053","en":"https://www.redsauce.net/en/cves/CVE-2026-73053","fr":"https://www.redsauce.net/fr/cves/CVE-2026-73053","pt":"https://www.redsauce.net/pt/cves/CVE-2026-73053","de":"https://www.redsauce.net/de/cves/CVE-2026-73053","sk":"https://www.redsauce.net/sk/cves/CVE-2026-73053","el":"https://www.redsauce.net/el/cves/CVE-2026-73053"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-73053"}}