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CVE-2025-59822 Http4s vulnerable to HTTP Request Smuggling due to improper handling of HTTP trailer section

🗓️ 23 Sep 2025 18:54:42Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

http4s trailer handling flaw enables request smuggling behind reverse proxies; affected until 1.0.0-M45 and 0.23.31.

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10 Apr 2026 05:33Current
6.4Medium risk
Vulners AI Score6.4
CVSS 46.3
EPSS0.00072
3