GHSA-CJ62-HVV2-2Q5H

Vulnerability from github – Published: 2026-08-04 21:41 – Updated: 2026-08-04 21:41
VLAI
Summary
Ghost: Database Backup Path Traversal
Details

Impact

An Administrator-level user could remotely overwrite certain files on the filesystem leading to integrity and availability issues.

Vulnerable versions

This vulnerability is present in Ghost from 1.20.1 up to v6.54.0.

Patches

v6.54.1 contains a fix for this issue.

How to update

For self-hosters using Docker, find Docker's official Ghost image here. Updating a Docker-based Ghost instance is documented here.

If your Ghost is a Ghost-CLI install see our documentation on updating it to the latest version here.

Workarounds

If upgrading immediately is not possible, set disableJSBackups to "true" by running:

$ ghost config set disableJSBackups true
$ ghost restart

References

Ghost thanks Jorian Woltjer of Aikido Security, Mitchell Benjamin of Revamp Studio, and meifukun for disclosing this vulnerability responsibly.

For more information

If you have any questions or comments about this advisory, email Ghost at security@ghost.org.

Severity
5.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "ghost"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.20.1"
            },
            {
              "fixed": "6.54.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-70592"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-08-04T21:41:33Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nAn Administrator-level user could remotely overwrite certain files on the filesystem leading to integrity and availability issues.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from 1.20.1 up to v6.54.0.\n\n### Patches\n\nv6.54.1 contains a fix for this issue.\n\n### How to update\n\nFor self-hosters using Docker, find [Docker\u0027s 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### Workarounds\n\nIf upgrading immediately is not possible, set *disableJSBackups* to \"true\" by running:\n\n```sh\n$ ghost config set disableJSBackups true\n$ ghost restart\n```\n\n### References\n\nGhost thanks Jorian Woltjer of Aikido Security, Mitchell Benjamin of Revamp Studio, and meifukun for disclosing this vulnerability responsibly.\n\n### For more information\n\nIf you have any questions or comments about this advisory, email Ghost at [security@ghost.org](mailto:security@ghost.org).",
  "id": "GHSA-cj62-hvv2-2q5h",
  "modified": "2026-08-04T21:41:33Z",
  "published": "2026-08-04T21:41:33Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-cj62-hvv2-2q5h"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/commit/f466c300191a609ed36c8d7c5d1e33ccd440786b"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/TryGhost/Ghost"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/releases/tag/v6.54.1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Ghost: Database Backup Path Traversal"
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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