VYPR
Unrated severityNVD Advisory· Published Jun 25, 2026· Updated Jun 25, 2026

Winstone Servlet Engine 0.9.10 Path Traversal via HTTP Request Paths

CVE-2026-56122

Description

Winstone Servlet Engine through 0.9.10 contains a path traversal vulnerability that allows unauthenticated attackers to read arbitrary files by sending HTTP GET requests with dot-dot-slash sequences that are not sanitized when serving static files from the configured webroot. Attackers can traverse outside the webroot directory using traversal-prefixed paths in a single HTTP request to read any file accessible to the servlet engine process, including sensitive system files when the service runs with elevated privileges.

Affected products

1

Patches

Vulnerability mechanics

References

3

News mentions

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