Vulnerability-Lookup

CVE-2026-19331 (GCVE-0-2026-19331)

Vulnerability from cvelistv5 – Published: 2026-08-09 04:15 – Updated: 2026-08-10 15:01

Title

bazylhorsey obsidian-mcp-server CanvasService.ts writeCanvas path traversal

Summary

A vulnerability was identified in bazylhorsey obsidian-mcp-server 1.0.0. This affects the function readCanvas/writeCanvas of the file src/services/CanvasService.ts. Such manipulation leads to path traversal. An attack has to be approached locally. The project was informed of the problem early through an issue report but has not responded yet.

Severity

4.8 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

5.3 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

5.3 (Medium)


                        
                          CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-10 14:59 UTC

CWE

CWE-22 - Path Traversal

Assigner

VulDB

References

6 references

URL	Tags
https://vuldb.com/vuln/387165	vdb-entrytechnical-description
https://vuldb.com/vuln/387165/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19331	third-party-advisory
https://vuldb.com/submit/865254	third-party-advisory
https://github.com/bazylhorsey/obsidian-mcp-serve…	issue-tracking
https://github.com/bazylhorsey/obsidian-mcp-server/	product

Impacted products

1 product

Vendor	Product	Version
bazylhorsey	obsidian-mcp-server	Affected: 1.0.0 cpe:2.3:a:bazylhorsey:obsidian-mcp-server::::::::

Credits

gongyanyu04 (VulDB User) VulDB CNA Team

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-19331

Vulnerability from fkie_nvd - Published: 2026-08-09 05:16 - Updated: 2026-08-12 20:59

Severity

5.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/bazylhorsey/obsidian-mcp-server/
	cna@vuldb.com	https://github.com/bazylhorsey/obsidian-mcp-server/issues/3
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-19331
	cna@vuldb.com	https://vuldb.com/submit/865254
	cna@vuldb.com	https://vuldb.com/vuln/387165
	cna@vuldb.com	https://vuldb.com/vuln/387165/cti
	134c704f-9b21-4f2e-91b3-4a467353bcc0	https://github.com/bazylhorsey/obsidian-mcp-server/issues/3

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "LOW",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "LOW",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-19331",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-10T14:59:04.731069Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-09T05:16:50.810",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/bazylhorsey/obsidian-mcp-server/"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/bazylhorsey/obsidian-mcp-server/issues/3"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-19331"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/865254"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/387165"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/387165/cti"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "url": "https://github.com/bazylhorsey/obsidian-mcp-server/issues/3"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-6P38-W68X-9W82

Vulnerability from github – Published: 2026-08-09 06:31 – Updated: 2026-08-09 06:31

Details

Severity

5.3 (Medium)


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

1.9 (Low)


                  
                    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-19331"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-09T05:16:50Z",
    "severity": "LOW"
  },
  "details": "A vulnerability was identified in bazylhorsey obsidian-mcp-server 1.0.0. This affects the function readCanvas/writeCanvas of the file src/services/CanvasService.ts. Such manipulation leads to path traversal. An attack has to be approached locally. The project was informed of the problem early through an issue report but has not responded yet.",
  "id": "GHSA-6p38-w68x-9w82",
  "modified": "2026-08-09T06:31:35Z",
  "published": "2026-08-09T06:31:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19331"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bazylhorsey/obsidian-mcp-server/issues/3"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bazylhorsey/obsidian-mcp-server"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-19331"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/865254"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/387165"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/387165/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

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.

Detection rules are retrieved from Rulezet.

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.

Action not permitted

CVE-2026-19331 (GCVE-0-2026-19331)

FKIE_CVE-2026-19331

GHSA-6P38-W68X-9W82

Tags

Sightings

Nomenclature