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
VLAI
EPSS
VEX
Title
Pimzino spec-workflow-mcp approvals.ts ApprovalStorage.createApproval path traversal
Summary
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
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
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:*:*:*:*:*:*:*:* |
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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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.
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.
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