http.c in MiniWeb Http Server 0.8.x allows remote attackers to cause a denial of service (application crash) via a negative value in the Content-Length HTTP header.

Heap-based buffer overflow in the _mwProcessReadSocket function in http.c in MiniWeb HTTP Server 0.8.19 allows remote attackers to execute arbitrary code via a long URI.

Directory traversal vulnerability in the mwGetLocalFileName function in http.c in MiniWeb HTTP Server 0.8.19 allows remote attackers to read arbitrary files and list arbitrary directories via a (1) .%2e (partially encoded dot dot) or (2) %2e%2e (encoded dot dot) in the URI.