Vulnerability-Lookup

GHSA-XGWR-J735-3WG4

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

Details

A vulnerability was found in Pimzino spec-workflow-mcp up to 2.2.6. This issue affects the function ApprovalStorage.createApproval of the file src/tools/approvals.ts. Performing a manipulation of the argument categoryName results in path traversal. The attack is only possible with local access. Upgrading to version 2.2.7 is capable of addressing this issue. The patch is named 9c7a7839e690bb4543f0e7481b5740d23808e5fe. It is advisable to upgrade the affected component.

Severity

5.3 (Medium)


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

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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-19336"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-09T06:19:55Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was found in Pimzino spec-workflow-mcp up to 2.2.6. This issue affects the function ApprovalStorage.createApproval of the file src/tools/approvals.ts. Performing a manipulation of the argument categoryName results in path traversal. The attack is only possible with local access. Upgrading to version 2.2.7 is capable of addressing this issue. The patch is named 9c7a7839e690bb4543f0e7481b5740d23808e5fe. It is advisable to upgrade the affected component.",
  "id": "GHSA-xgwr-j735-3wg4",
  "modified": "2026-08-09T06:31:37Z",
  "published": "2026-08-09T06:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19336"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Pimzino/spec-workflow-mcp/issues/220"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Pimzino/spec-workflow-mcp/pull/222"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Pimzino/spec-workflow-mcp/commit/9c7a7839e690bb4543f0e7481b5740d23808e5fe"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Pimzino/spec-workflow-mcp"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-19336"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/865260"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/387172"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/387172/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:X/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"
    }
  ]
}

CVE-2026-19336 (GCVE-0-2026-19336)

Vulnerability from cvelistv5 – Published: 2026-08-09 05:30 – Updated: 2026-08-10 15:07 X_Open Source

Title

Pimzino spec-workflow-mcp approvals.ts ApprovalStorage.createApproval path traversal

Summary

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:X

5.3 (Medium)


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

5.3 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-10 15:03 UTC

CWE

CWE-22 - Path Traversal

Assigner

VulDB mitre root

References

8 references

URL	Tags
https://vuldb.com/vuln/387172	vdb-entrytechnical-description
https://vuldb.com/vuln/387172/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19336	third-party-advisory
https://vuldb.com/submit/865260	third-party-advisory
https://github.com/Pimzino/spec-workflow-mcp/issues/220	issue-tracking
https://github.com/Pimzino/spec-workflow-mcp/pull/222	issue-trackingpatch
https://github.com/Pimzino/spec-workflow-mcp/comm…	patch
https://github.com/Pimzino/spec-workflow-mcp/	product

Impacted products

1 product

Vendor	Product	Version
Pimzino	spec-workflow-mcp	Affected: 2.2.0 Affected: 2.2.1 Affected: 2.2.2 Affected: 2.2.3 Affected: 2.2.4 Affected: 2.2.5 Affected: 2.2.6 Unaffected: 2.2.7 cpe:2.3:a:pimzino:spec-workflow-mcp::::::::

Credits

gongyanyu04 (VulDB User)

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JSON

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{
  "containers": {
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        "metrics": [
          {
            "other": {
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                "id": "CVE-2026-19336",
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                  },
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                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-10T15:03:47.618128Z",
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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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.

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GHSA-XGWR-J735-3WG4

CVE-2026-19336 (GCVE-0-2026-19336)

Tags

Sightings

Nomenclature

Related by attack behaviour