CVE-2026-73053 - SiYuan before v3.7.4 Cross-Site Scripting via unicode2Emoji

CVE-2026-73053 - SiYuan before v3.7.4 Cross-Site Scripting via unicode2Emoji

https://cvefeed.io/rssfeed/latest.atom / Sun, 08/16/2026 - 04:26
CVE ID :CVE-2026-73053
Published : Aug. 15, 2026, 10:16 p.m. | 3 hours, 12 minutes ago
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.
Severity: 9.4 | CRITICAL
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.