{"id":"CVE-2026-104587","details":"blob42 gosuki through commit 6e2bf34 contains a Stored Cross-Site Scripting (XSS) vulnerability. The application uses text/template instead of html/template, failing to perform context-aware auto-escaping on the URL and DisplayURL fields of bookmarks in internal/webui/templates/bookmarks.html. An attacker can craft a malicious bookmark URL containing HTML attribute-breaking payloads that execute arbitrary JavaScript in the victim's browser context when rendered in the local web interface.","modified":"2026-10-28T02:30:32.040106987Z","published":"2026-10-13T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/104xxx/CVE-2026-104587.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/104xxx/CVE-2026-104587.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-104587"},{"type":"PACKAGE","url":"https://github.com/AmalJafarzade/CVE-2026-104587"},{"type":"PACKAGE","url":"https://github.com/blob42/gosuki"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/blob42/gosuki","events":[{"introduced":"0"},{"last_affected":"6e2bf34"}],"database_specific":{"extracted_events":[{"source":"DESCRIPTION","range":[{"introduced":"0"},{"last_affected":"6e2bf34"}]}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-104587.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}