Drogon Static File Router StaticFileRouter.cc route path traversal

A flaw has been found in Drogon up to 1.9.13-1/10.0-beta.3 on Windows. Affected is the function StaticFileRouter::route of the file lib/src/StaticFileRouter.cc of the component Static File Router. Executing a manipulation can lead to path traversal. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.