Frequency
4
occurrences
First Seen
May 29, 2026
Last Seen
July 3, 2026
Related Threat Clusters
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Critical Security Flaws in cpp-httplib Affect Fedora Systems
Fedora has released an update for cpp-httplib, addressing multiple critical vulnerabilities. The update includes fixes for CVE-2026-46527, CVE-2026-45372, and CVE-2026-45352, which involve denial of service and…
2 articles · Updated July 3, 2026 -
Critical CRLF Injection Vulnerability in cpp-httplib (CVE-2026-45372)
A critical vulnerability, CVE-2026-45372, has been identified in cpp-httplib, a C++11 HTTP/HTTPS library. The flaw allows attackers to inject carriage return and newline byte pairs into HTTP header values due to…
2 articles · Updated May 30, 2026
Recent Intelligence Reports
- Fedora 43 cpp-httplib Important DoS Fix 2026 — Linuxsecurity · July 3, 2026
- Fedora 44 cpp — Linuxsecurity · July 3, 2026
- CVE-2026-45372: cpp-httplib: HTTP header value percent-decoding in server-side `parse_header` enables CRLF injection [CRITICAL] CVSS 9.9 Exploit Intelligence — Recent CVEs / 16h cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.44.0, when cpp-httplib's server parses an incoming request, it applies percent-decoding to every header value except Location and Referer. The validity check (is_field_value) is run before decoding, so encod — exploit-intel.com · May 30, 2026
- CVE-2026-45372 - Exploits & Severity — Feedly · May 29, 2026