Shescape potential environment variable exposure on Windows with CMD
Published Jun 23, 2023 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
Shescape potential environment variable exposure on Windows with CMD
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
This impact users of Shescape:
Potential impact
This impact users of Shescape: 1. On Windows using the Windows Command Prompt (i.e. cmd.exe), and 2. Using quote/quoteAll or escape/escapeAll with the interpolation option set to true. An attacker may be able to get read-only access to environment variables. Example:
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Jun 23, 2023 · Last refreshed Nov 3, 2026