Unrated severityNVD Advisory· Published Jul 10, 2025· Updated Jul 10, 2025
cpp-httplib does not limit the length of a line
CVE-2025-53628
Description
cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.20.1, cpp-httplib does not have a limit for a unique line, permitting an attacker to explore this to allocate memory arbitrarily. This vulnerability is fixed in 0.20.1. NOTE: This vulnerability is related to CVE-2025-53629.
AI Insight
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Affected products
5<0.20.1+ 1 more
- (no CPE)range: <0.20.1
- (no CPE)range: < 0.20.1
- osv-coords3 versionspkg:rpm/opensuse/cpp-httplib&distro=openSUSE%20Leap%2016.0pkg:rpm/suse/cpp-httplib&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/cpp-httplib&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 0.22.0-160000.4.1+ 2 more
- (no CPE)range: < 0.22.0-160000.4.1
- (no CPE)range: < 0.22.0-160000.4.1
- (no CPE)range: < 0.22.0-160000.4.1
Patches
Vulnerability mechanics
References
3- github.com/yhirose/cpp-httplib/commit/7b752106ac42bd5b907793950d9125a0972c8e8emitrex_refsource_MISC
- github.com/yhirose/cpp-httplib/security/advisories/GHSA-j6p8-779x-p5pwmitrex_refsource_CONFIRM
- github.com/yhirose/cpp-httplib/security/advisories/GHSA-qjmq-h3cc-qv6wmitrex_refsource_MISC
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