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

🗓️ 04 Aug 2026 11:46:05Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

CVE-2026-66883: Oidcc.Plug.Authorize user agent binding inert from case-sensitive header lookup, enabling replay risk.

Related
Affected
Refs
[
  {
    "collectionURL": "https://repo.hex.pm",
    "cpes": [
      "cpe:2.3:a:erlef:oidcc_plug:*:*:*:*:*:erlang:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "Elixir.Oidcc.Plug.Authorize",
      "Elixir.Oidcc.Plug.AuthorizationCallback"
    ],
    "packageName": "oidcc_plug",
    "packageURL": "pkg:hex/oidcc_plug",
    "product": "oidcc_plug",
    "programFiles": [
      "lib/oidcc/plug/authorize.ex",
      "lib/oidcc/plug/authorization_callback.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Oidcc.Plug.Authorize':call/2"
      },
      {
        "name": "'Elixir.Oidcc.Plug.AuthorizationCallback':call/2"
      }
    ],
    "repo": "https://github.com/erlef/oidcc_plug",
    "vendor": "Erlang Ecosystem Foundation",
    "versions": [
      {
        "lessThan": "0.5.0",
        "status": "affected",
        "version": "0.1.0-alpha.3",
        "versionType": "semver"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:erlef:oidcc_plug:*:*:*:*:*:erlang:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "Elixir.Oidcc.Plug.Authorize",
      "Elixir.Oidcc.Plug.AuthorizationCallback"
    ],
    "packageName": "erlef/oidcc_plug",
    "packageURL": "pkg:github/erlef/oidcc_plug",
    "product": "oidcc_plug",
    "programFiles": [
      "lib/oidcc/plug/authorize.ex",
      "lib/oidcc/plug/authorization_callback.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Oidcc.Plug.Authorize':call/2"
      },
      {
        "name": "'Elixir.Oidcc.Plug.AuthorizationCallback':call/2"
      }
    ],
    "repo": "https://github.com/erlef/oidcc_plug",
    "vendor": "Erlang Ecosystem Foundation",
    "versions": [
      {
        "lessThan": "f15e52c5750aaba701104b10ed96cfac063bd557",
        "status": "affected",
        "version": "0a75fb139d8e2686d1b75e0d48962323d2181673",
        "versionType": "git"
      }
    ]
  }
]

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