{"id":"CVE-2026-105681","aliases":["BIT-ghost-2026-103289","BIT-ghost-2026-105681","CVE-2026-103289","GHSA-6q6j-f24j-p477"],"url":"https://o3.security/vulnerability/CVE-2026-105681","summary":"Ghost: Authorization Bypass in Comments Feature","details":"### Impact\n\nAn input validation issue allowed members to access comments they were not authorized to access.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v5.9.0 up to v6.44.1.\n\n### Patches\n\nv6.44.1 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\n### References\n\nGhost thanks [Himanshu Anand](https://github.com/unknownhad) ([@anand_himanshu](https://twitter.com/anand_himanshu)) 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).","published":"2026-10-05T19:27:11.677Z","modified":"2026-10-21T02:54:33.719729992Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"ghost","fixedVersion":"6.44.1"}],"fix":{"url":"https://github.com/TryGhost/Ghost/commit/405c2623ff9060295d4a87d3a0eb4ef766c8d2d3","label":"TryGhost/Ghost@405c262"},"references":[{"type":"WEB","url":"https://github.com/TryGhost/Ghost/releases/tag/v6.44.1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105681.json"},{"type":"ADVISORY","url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-6q6j-f24j-p477"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105681"},{"type":"FIX","url":"https://github.com/TryGhost/Ghost/commit/405c2623ff9060295d4a87d3a0eb4ef766c8d2d3"},{"type":"FIX","url":"https://github.com/TryGhost/Ghost/pull/28297"},{"type":"PACKAGE","url":"https://github.com/TryGhost/Ghost"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-21T02:54:33.719729992Z"}}