Httpclient

This hub aggregates every CVE we track for Httpclient, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.

Severity distribution

Monthly trend

The 11 most recently published vulnerabilities affecting Httpclient.

• CVE-2026-40542Apache HttpClient: SCRAM-SHA-256 mutual authentication bypass may cause the client to accept authentication without proper mutual authentication verification7.3Apr 22, 2026
• CVE-2025-27820Apache HttpComponents: PSL (Public Suffix List) validation bypass7.5Apr 24, 2025
• CVE-2024-50342Internal address and port enumeration allowed by NoPrivateNetworkHttpClient in symfony/http-client3.1Nov 6, 2024
• CVE-2020-13956Apache HttpClient versions prior to version 4.5.13 and 5.0.3 can misinterpret malformed authority component in request URIs passed to the library as java.net.URI object and pick the wrong target ho...5.3Dec 2, 2020
• CVE-2020-15094RCE in Symfony8.0Sep 2, 2020
• CVE-2013-4366http/impl/client/HttpClientBuilder.java in Apache HttpClient 4.3.x before 4.3.1 does not ensure that X509HostnameVerifier is not null, which allows attackers to have unspecified impact via vectors ...9.8Oct 30, 2017
• CVE-2015-5262http/conn/ssl/SSLConnectionSocketFactory.java in Apache HttpComponents HttpClient before 4.3.6 ignores the http.socket.timeout configuration setting during an SSL handshake, which allows remote att...4.3Oct 27, 2015
• CVE-2012-6153http/conn/ssl/AbstractVerifier.java in Apache Commons HttpClient before 4.2.3 does not properly verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAlt...4.3Sep 4, 2014
• CVE-2014-3577org.apache.http.conn.ssl.AbstractVerifier in Apache HttpComponents HttpClient before 4.3.5 and HttpAsyncClient before 4.0.2 does not properly verify that the server hostname matches a domain name i...5.8Aug 21, 2014
• CVE-2012-5783Apache Commons HttpClient 3.x, as used in Amazon Flexible Payments Service (FPS) merchant Java SDK and other products, does not verify that the server hostname matches a domain name in the subject'...5.8Nov 4, 2012
• CVE-2011-1498Apache HttpClient 4.x before 4.1.1 in Apache HttpComponents, when used with an authenticating proxy server, sends the Proxy-Authorization header to the origin server, which allows remote web server...4.3Jul 7, 2011