{"schema_version":"1.9.0","id":"GHSA-788w-68h3-cvxp","published":"2026-10-07T20:43:08Z","modified":"2026-10-07T21:00:04.344828759Z","aliases":["CVE-2026-105642"],"summary":"Ghost: Remote Code Execution via Bookmark Card Images","details":"### Impact\n\nAn image processing library bundled with Ghost contained a vulnerability in its SVG handling. Any staff user, including Contributors, could create a bookmark card for an attacker-controlled website, resulting in arbitrary commands being run on the Ghost server.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v6.56.0 up to v6.65.0.\n\n### Patches\n\nv6.67.0 contains a fix for this issue.\n\n### How to update\n\nFor self-hosters using Docker, find [Docker's official Ghost image here](https://hub.docker.com/_/ghost). Updating a Docker-based Ghost instance [is documented here](https://docs.ghost.org/install/docker#updating-ghost). \n\nIf your Ghost is a Ghost-CLI install see our documentation on [updating it to the latest version here](https://docs.ghost.org/update). \n\n### References\n\nWe thank [Rafael B.](https://github.com/rafabd1) for disclosing this vulnerability responsibly.\n\n### For more information\n\nIf you have any questions or comments about this advisory, email us at [security@ghost.org](mailto:security@ghost.org).","affected":[{"package":{"name":"ghost","ecosystem":"npm","purl":"pkg:npm/ghost"},"ranges":[{"type":"SEMVER","events":[{"introduced":"6.56.0"},{"fixed":"6.67.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/10/GHSA-788w-68h3-cvxp/GHSA-788w-68h3-cvxp.json"}}],"references":[{"type":"WEB","url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-788w-68h3-cvxp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105642"},{"type":"PACKAGE","url":"https://github.com/TryGhost/Ghost"}],"database_specific":{"cwe_ids":["CWE-1395","CWE-94"],"github_reviewed":true,"github_reviewed_at":"2026-10-07T20:43:08Z","nvd_published_at":"2026-10-05T19:17:18Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}