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CVE-2023-35944 Envoy vulnerable to incorrect handling of HTTP requests and responses with mixed case schemes

🗓️ 25 Jul 2023 18:35:59Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 19 Views

Envoy edge proxy allows mixed-case schemes in HTTP/2, leading to scheme rejection or request bypass prior to versions 1.27.0, 1.26.4, 1.25.9, 1.24.10, and 1.23.12 CVE-2023-35944

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14 Mar 2026 12:08Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.18.2
EPSS0.00009
19