CVE-2026-71290 (CVSS 9.1) is an Apache HttpClient TLS vulnerability that lets attackers intercept and modify traffic via MITM attacks. Update to 5.6.4.
Apache HttpClient
Apache HttpClient 5.6 reveals a critical auth flaw (CVE-2026-40542) in SCRAM-SHA-256. Secure your Java microservices—upgrade to 5.6.1 immediately.