PT-2026-52437 · Unknown · Winstone Servlet Engine

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CVE-2026-56122

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Published

2026-06-25

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Updated

2026-06-26

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Winstone Servlet Engine versions prior to 0.9.11
Description A path traversal flaw exists when serving static files from the configured webroot. Unauthenticated attackers can read arbitrary files accessible to the servlet engine process, including sensitive system files if the service runs with elevated privileges, by sending HTTP GET requests containing unsanitized dot-dot-slash sequences.
Recommendations Update Winstone Servlet Engine to version 0.9.11 or later.

Exploit

Fix

Path traversal

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Weakness Enumeration

Related Identifiers

CVE-2026-56122

Affected Products

Winstone Servlet Engine