{"id":"CVE-2026-104413","published":"2026-10-02T12:17:10.980","lastModified":"2026-10-02T17:59:09.430","description":"Ghost from 5.94.0 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users, including Contributors, to host arbitrary HTML by abusing bookmark card image fetching. Attackers can create bookmark cards that store non-image files from external websites as icons or thumbnails to compromise other staff users' admin sessions.","cvssScore":7.3,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-347q-26qq-h2p6","tags":[]},{"url":"https://www.vulncheck.com/advisories/ghost-5.94.0-before-6.64.0-stored-xss-via-bookmark-card-images","tags":[]}],"exploitRefs":[{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-347q-26qq-h2p6","tags":[]}],"hasPoc":true,"ai":null}