NVD CRITICAL: CVE-2026-8034 — A server-side request forgery (SSRF) vulnerability was identified in the GitHub ...
A server-side request forgery (SSRF) vulnerability was identified in the GitHub Enterprise Server notebook viewer that allowed an attacker to access internal services by exploiting URL parser confusion between the validation layer and the HTTP request library. The hostname validation used a different URL parser than the request library, enabling a crafted URL to pass validation while directing the
CVE-2026-8034