Vulnerability-Lookup

BREW-MJML-CVE-2025-67898 (GHSA-45H5-66JX-R2WF)

Vulnerability from osv_homebrew – Published: 2026-08-13 17:14 – Updated: 2026-09-17 18:32 – Source website

Summary

MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827

Details

MJML before 5.0.0-alpha.9 allows mj-include directory traversal to test file existence and (in the type="css" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.

Severity

4.5 (Medium)


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

References

URL

Type

	https://nvd.nist.gov/vuln/detail/CVE-2020-12827	ADVISORY
	https://nvd.nist.gov/vuln/detail/CVE-2025-67898	ADVISORY
	https://github.com/mjmlio/mjml/issues/3018	WEB
	https://github.com/mjmlio/mjml/pull/3033	WEB
	https://github.com/mjmlio/mjml/commit/517b376b068…	WEB
	https://github.com/mjmlio/mjml	PACKAGE

JSON

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{
  "affected": [
    {
      "ecosystem_specific": {
        "fix": "bump",
        "range_state": "fixed",
        "upstream_fixed_in": "5.0.0-alpha.9"
      },
      "package": {
        "ecosystem": "Homebrew",
        "name": "mjml",
        "purl": "pkg:brew/mjml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.14.1"
            },
            {
              "fixed": "5.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "confidence": "high",
    "source": "matched",
    "strategy": "registry",
    "upstream_evidence": [
      {
        "ecosystem": "npm",
        "key": "pkg:npm/mjml@5.4.1",
        "name": "mjml",
        "strategy": "registry",
        "subject_version": "5.4.1"
      }
    ]
  },
  "details": "MJML before 5.0.0-alpha.9 allows mj-include directory traversal to test file existence and (in the type=\"css\" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.",
  "id": "BREW-mjml-CVE-2025-67898",
  "modified": "2026-09-17T18:32:38Z",
  "published": "2026-08-13T17:14:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12827"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-67898"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mjmlio/mjml/issues/3018"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mjmlio/mjml/pull/3033"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mjmlio/mjml/commit/517b376b068e71c713ec4bb4ef9e5b0b7235b8ce"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mjmlio/mjml"
    }
  ],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827",
  "upstream": [
    "GHSA-45h5-66jx-r2wf",
    "CVE-2025-67898"
  ]
}

CVE-2025-67898 (GCVE-0-2025-67898)

Vulnerability from cvelistv5 – Published: 2025-12-14 22:01 – Updated: 2025-12-15 16:24

Summary

MJML through 4.18.0 allows mj-include directory traversal to test file existence and (in the type="css" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.

Severity

4.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-12-15 16:24 UTC

CWE

CWE-36 - Absolute Path Traversal

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://github.com/mjmlio/mjml/issues/3018

Impacted products

1 product

Vendor	Product	Version
MJML	MJML	Affected: 0 , ≤ 4.18.0 (semver) cpe:2.3:a:mjml:mjml::::::::

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-67898",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-12-15T16:24:41.732414Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-15T16:24:49.001Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "packageURL": "pkg:npm/mjml",
          "product": "MJML",
          "vendor": "MJML",
          "versions": [
            {
              "lessThanOrEqual": "4.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:mjml:mjml:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "4.18.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "MJML through 4.18.0 allows mj-include directory traversal to test file existence and (in the type=\"css\" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 4.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-36",
              "description": "CWE-36 Absolute Path Traversal",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-14T22:11:55.396Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://github.com/mjmlio/mjml/issues/3018"
        }
      ],
      "x_generator": {
        "engine": "CVE-Request-form 0.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-67898",
    "datePublished": "2025-12-14T22:01:05.922Z",
    "dateReserved": "2025-12-14T22:01:05.641Z",
    "dateUpdated": "2025-12-15T16:24:49.001Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

GHSA-45H5-66JX-R2WF

Vulnerability from github – Published: 2025-12-15 00:30 – Updated: 2026-06-26 20:28

Summary

MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827

Details

Severity

4.5 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "mjml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.0.0-alpha.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-67898"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-36"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-12-17T18:12:02Z",
    "nvd_published_at": "2025-12-14T22:15:36Z",
    "severity": "MODERATE"
  },
  "details": "MJML before 5.0.0-alpha.9 allows mj-include directory traversal to test file existence and (in the type=\"css\" case) read files. NOTE: this issue exists because of an incomplete fix for CVE-2020-12827.",
  "id": "GHSA-45h5-66jx-r2wf",
  "modified": "2026-06-26T20:28:42Z",
  "published": "2025-12-15T00:30:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12827"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-67898"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mjmlio/mjml/issues/3018"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mjmlio/mjml/pull/3033"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mjmlio/mjml/commit/517b376b068e71c713ec4bb4ef9e5b0b7235b8ce"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mjmlio/mjml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "MJML allows mj-include directory traversal due to an incomplete fix for CVE-2020-12827"
}

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

BREW-MJML-CVE-2025-67898 (GHSA-45H5-66JX-R2WF)

CVE-2025-67898 (GCVE-0-2025-67898)

GHSA-45H5-66JX-R2WF

Tags

Sightings

Nomenclature

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