Unrated severityNVD Advisory· Published Jul 10, 2025· Updated Jul 10, 2025
cpp-httplib Unbounded Memory Allocation in Chunked/No-Length Requests Vulnerability
CVE-2025-53629
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.
Affected products
1- Range: < 0.23.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/yhirose/cpp-httplib/commit/17ba303889b8d4d719be3879a70639ab653efb99mitrex_refsource_MISC
- github.com/yhirose/cpp-httplib/security/advisories/GHSA-j6p8-779x-p5pwmitrex_refsource_MISC
- github.com/yhirose/cpp-httplib/security/advisories/GHSA-qjmq-h3cc-qv6wmitrex_refsource_CONFIRM
News mentions
0No linked articles in our index yet.