CVE-2025-53628 | THREATINT

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.

PUBLISHED Reserved 2025-07-07 | Published 2025-07-10 | Updated 2025-07-10 | Assigner GitHub_M

MEDIUM: 6.3CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Problem types

CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-770: Allocation of Resources Without Limits or Throttling

Product status

< 0.20.1

affected

References

github.com/...ttplib/security/advisories/GHSA-j6p8-779x-p5pw exploit

github.com/...ttplib/security/advisories/GHSA-j6p8-779x-p5pw

github.com/...ttplib/security/advisories/GHSA-qjmq-h3cc-qv6w

github.com/...ommit/7b752106ac42bd5b907793950d9125a0972c8e8e

cve.org (CVE-2025-53628)

nvd.nist.gov (CVE-2025-53628)

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