Multipart form body parser bypasses body size limits in wisp

Allocation of Resources Without Limits or Throttling vulnerability in gleam-wisp wisp allows a denial of service via multipart form body parsing. The multipart_body function bypasses configured max_body_size and max_files_size limits. When a multipart boundary is not present in a chunk, the parser takes the MoreRequiredForBody path, which appends the chunk to the output but passes the quota unchanged to the recursive call. Only the final chunk containing the boundary is counted via decrement_quota. The same pattern exists in multipart_headers, where MoreRequiredForHeaders recurses without calling decrement_body_quota. An unauthenticated attacker can exhaust server memory or disk by sending arbitrarily large multipart form submissions in a single HTTP request. This issue affects wisp: from 0.2.0 before 2.2.2.

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不加限制或调节的资源分配

Wisp 安全漏洞

Wisp是Wisp开源的一个实用的Gleam web框架，用于快速开发，且易于维护。 wisp 0.2.0至2.2.2之前版本存在安全漏洞，该漏洞源于多部分表单解析绕过资源限制，可能导致拒绝服务攻击。

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