{"id":"GHSA-354h-gmhv-mr9c","summary":"Ghost: Server-Side Request Forgery in Webhook Trigger","details":"### Impact\n\nAn SSRF vulnerability in the webhooks feature allowed staff users to probe internal hosts from the Ghost server.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v1.18.0 up to v6.27.0.\n\n### Patches\n\nv6.27.0 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\nGhost thanks [0xkakash1](https://github.com/0xkakash1), [rooks00](https://github.com/rooks00), [l3tchupkt](https://github.com/l3tchupkt), [Wernerina](https://github.com/Wernerina), krn0@bugcrowdninja.com, and [Mohamed Bassia](https://github.com/0xBassia) 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).","aliases":["CVE-2026-103287","CVE-2026-105682"],"modified":"2026-10-07T16:30:05.492515899Z","published":"2026-10-07T16:17:57Z","database_specific":{"cwe_ids":["CWE-918"],"severity":"LOW","github_reviewed":true,"github_reviewed_at":"2026-10-07T16:17:57Z","nvd_published_at":"2026-10-05T20:17:16Z"},"references":[{"type":"WEB","url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-354h-gmhv-mr9c"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105682"},{"type":"WEB","url":"https://github.com/TryGhost/Ghost/issues/27219"},{"type":"WEB","url":"https://github.com/TryGhost/Ghost/commit/815962dd2760e55c5dc8d0fb7fac732a7634566f"},{"type":"PACKAGE","url":"https://github.com/TryGhost/Ghost"},{"type":"WEB","url":"https://github.com/TryGhost/Ghost/releases/tag/v6.27.0"}],"affected":[{"package":{"name":"ghost","ecosystem":"npm","purl":"pkg:npm/ghost"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.18.0"},{"fixed":"6.27.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/10/GHSA-354h-gmhv-mr9c/GHSA-354h-gmhv-mr9c.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N"}]}