CVE-2025-53629

Published July 10th, 2025

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CVSS v3

7.5

HIGH

CVSS v2

N/A

Affected

PROJECT

Description

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.23.0, incoming requests using Transfer-Encoding: chunked in the header can allocate memory arbitrarily in the server, potentially leading to its exhaustion. This vulnerability is fixed in 0.23.0. NOTE: This vulnerability is related to CVE-2025-53628.

yhirose/cpp-httplib

A C++ header-only HTTP/HTTPS server and client library

GitHub

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