Vulnerability-Lookup

CVE-2026-105683 (GCVE-0-2026-105683)

Vulnerability from cvelistv5 – Published: 2026-10-05 19:31 – Updated: 2026-10-08 02:22

Title

Ghost: Path Traversal Vulnerability in Ghost ImageSize Service

Summary

Ghost is a Node.js content management system. From 6.14.0 until 6.27.0, an input validation issue may have allowed staff users to access local files outside the intended data storage directories on the server. This issue is fixed in version 6.27.0.

Severity

3.8 (Low)


                        
                          CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-08 02:21 UTC

CWE

CWE-35 - Path Traversal: '.../...//'

Assigner

GitHub_M CNA under the mitre root

CNA scorecard C 72/100 over 7552 records in the last 180 days details

References

4 references

URL	Tags
https://github.com/TryGhost/Ghost/security/adviso…	x_refsource_CONFIRM
https://github.com/TryGhost/Ghost/pull/27217	x_refsource_MISC
https://github.com/TryGhost/Ghost/commit/770d438f…	x_refsource_MISC
https://github.com/TryGhost/Ghost/releases/tag/v6.27.0	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version	CPE status
TryGhost	Ghost	Affected: >= 6.14.0, < 6.27.0	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-105683

Vulnerability from fkie_nvd - Published: 2026-10-05 20:17 - Updated: 2026-10-08 03:16

Severity

3.8 (Low) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L

Summary

References

	URL	Tags
	security-advisories@github.com	https://github.com/TryGhost/Ghost/commit/770d438fd9d352bbfccbe81dd890580a1d3fd6f0
	security-advisories@github.com	https://github.com/TryGhost/Ghost/pull/27217
	security-advisories@github.com	https://github.com/TryGhost/Ghost/releases/tag/v6.27.0
	security-advisories@github.com	https://github.com/TryGhost/Ghost/security/advisories/GHSA-83rp-q473-j88c

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Ghost",
          "vendor": "TryGhost",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 6.14.0, \u003c 6.27.0"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Ghost is a Node.js content management system. From 6.14.0 until 6.27.0, an input validation issue may have allowed staff users to access local files outside the intended data storage directories on the server. This issue is fixed in version 6.27.0."
    }
  ],
  "id": "CVE-2026-105683",
  "lastModified": "2026-10-08T03:16:34.250",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 3.8,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L",
          "version": "3.1"
        },
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        "impactScore": 2.5,
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        "type": "Secondary"
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      "url": "https://github.com/TryGhost/Ghost/commit/770d438fd9d352bbfccbe81dd890580a1d3fd6f0"
    },
    {
      "source": "security-advisories@github.com",
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}

GHSA-83RP-Q473-J88C

Vulnerability from github – Published: 2026-10-07 16:17 – Updated: 2026-10-07 16:17

Summary

Ghost: Path Traversal Vulnerability in Ghost ImageSize Service

Details

Impact

An input validation issue may have allowed staff users to access local files outside the intended data storage directories on the server.

Vulnerable versions

This vulnerability is present in Ghost from v6.14.0 up to v6.27.0.

Patches

v6.27.0 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.

References

Ghost thanks l3tchupkt and krn0@bugcrowdninja.com for disclosing this vulnerability responsibly.

For more information

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

Severity

3.8 (Low)


                  
                    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "ghost"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.14.0"
            },
            {
              "fixed": "6.27.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-105683"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-35"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-10-07T16:17:54Z",
    "nvd_published_at": "2026-10-05T20:17:17Z",
    "severity": "LOW"
  },
  "details": "### Impact\n\nAn input validation issue may have allowed staff users to access local files outside the intended data storage directories on the server.\n\n### Vulnerable versions\n\nThis vulnerability is present in Ghost from v6.14.0 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\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\n### References\n\nGhost thanks [l3tchupkt](https://github.com/l3tchupkt) and krn0@bugcrowdninja.com 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).",
  "id": "GHSA-83rp-q473-j88c",
  "modified": "2026-10-07T16:17:54Z",
  "published": "2026-10-07T16:17:54Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/security/advisories/GHSA-83rp-q473-j88c"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-105683"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/pull/27217"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/commit/770d438fd9d352bbfccbe81dd890580a1d3fd6f0"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/TryGhost/Ghost"
    },
    {
      "type": "WEB",
      "url": "https://github.com/TryGhost/Ghost/releases/tag/v6.27.0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Ghost: Path Traversal Vulnerability in Ghost ImageSize Service"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-105683 (GCVE-0-2026-105683)

FKIE_CVE-2026-105683

GHSA-83RP-Q473-J88C

Impact

Vulnerable versions

Patches

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Nomenclature

Related by attack behaviour