{"uuid": "682ef637-6d85-412d-8ef3-e7f757faf0a2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-74800", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/117111208140014783", "content": "CVE-2026-74800 - Stored XSS in SiYuan. Missing headers allow script execution with full kernel API access. CVSS 9.0. Unpatched. Update or restrict file uploads now. #CVE #SiYuan #infosec\nhttps://www.valtersit.com/cve/CVE-2026-74800/", "creation_timestamp": "2026-08-17T14:00:49.751918Z"}