EEF-CVE-2026-66883 Oidcc.Plug.Authorize user agent session binding inert due to case-sensitive header lookup

Summary Improper Handling of Case Sensitivity vulnerability in Erlang Ecosystem Foundation oidcc\plug Oidcc.Plug.Authorize module renders the user agent session binding inert, removing a defense in depth control against replay of a stolen session. This vulnerability is associated with program fil...

CVE-2026-66883

OIDCC_Plugin: The vulnerability CVE-2026-66883 affects oidcc_plug (Oidcc.Plug.Authorize) where get_req_header(conn, "User-Agent") is matched case-sensitively, causing the user-agent binding to be inert and bypassable across requests. As a result, the binding check can pass unconditionally, even w...

CVE-2026-66883 Oidcc.Plug.Authorize user agent session binding inert due to case-sensitive header lookup

Improper Handling of Case Sensitivity vulnerability in Erlang Ecosystem Foundation oidccplug Oidcc.Plug.Authorize module renders the user agent session binding inert, removing a defense in depth control against replay of a stolen session. This vulnerability is associated with program files...