TI-2026-15771 Aliases CVE-2026-19336 GHSA-xgwr-j735-3wg4

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

MEDIUM 55CWE-22Published 2026-08-09 · Updated 2026-08-10

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: —
Confidentiality · integrity · availability: Low · Low · Low
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.002 9th percentileScored 2026-11-07

Fix Fixed spec-workflow-mcp (Pimzino): 2.2.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Pimzino	spec-workflow-mcp	2.2.0; 2.2.1; 2.2.2; 2.2.3; 2.2.4; 2.2.5; 2.2.6	2.2.7	Patch available	CNA

spec-workflow-mcp VendorPimzino Affected 2.2.0; 2.2.1; 2.2.2; 2.2.3; 2.2.4; 2.2.5; 2.2.6 Fixed in 2.2.7 Patch available CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:pimzino:spec-workflow-mcp::::::::	—	—	Pimzino

cpe:2.3:a:pimzino:spec-workflow-mcp:*:*:*:*:*:*:*:* Versions — — ·Pimzino

Remediation

Fix · CNA spec-workflow-mcp (Pimzino) Fixed in 2.2.7

Timeline

2026-10-02 Threatist record created from CVE-2026-19336
2026-10-03 Alias added: GHSA-xgwr-j735-3wg4

References

Patch 2

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences