{"id":"CVE-2026-104587","published":"2026-10-13T21:17:25.703","lastModified":"2026-10-16T19:56:15.773","description":"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.","cvssScore":5.4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://github.com/AmalJafarzade/CVE-2026-104587","tags":[]},{"url":"https://github.com/blob42/gosuki","tags":[]},{"url":"https://github.com/AmalJafarzade/CVE-2026-104587","tags":[]}],"exploitRefs":[{"url":"https://github.com/AmalJafarzade/CVE-2026-104587","tags":[]},{"url":"https://github.com/blob42/gosuki","tags":[]},{"url":"https://github.com/AmalJafarzade/CVE-2026-104587","tags":[]}],"hasPoc":true,"ai":null}