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CVE-2026-86698 Refresh tokens accepted as private repository credentials at the CDN

🗓️ 22 Sep 2026 15:51:57Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 43 Views

Insufficient session expiration in hexpm CDN allows ended members to read private packages.

Related
Affected
Refs
[
  {
    "collectionURL": "https://hex.pm",
    "cpes": [
      "cpe:2.3:a:hexpm:hexpm:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.Hexpm.OAuth.JWT'",
      "'Elixir.Hexpm.OAuth.Tokens'"
    ],
    "packageName": "hex.pm",
    "product": "hexpm",
    "programFiles": [
      "lib/hexpm/oauth/jwt.ex",
      "lib/hexpm/oauth/tokens.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Hexpm.OAuth.JWT':generate_refresh_token/4"
      },
      {
        "name": "'Elixir.Hexpm.OAuth.Tokens':create_for_user/6"
      }
    ],
    "vendor": "hexpm",
    "versions": [
      {
        "lessThan": "2026-09-22",
        "status": "affected",
        "version": "2025-10-10",
        "versionType": "date"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:hexpm:hexpm:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.Hexpm.OAuth.JWT'",
      "'Elixir.Hexpm.OAuth.Tokens'"
    ],
    "packageName": "hexpm/hexpm",
    "packageURL": "pkg:github/hexpm/hexpm",
    "product": "hexpm",
    "programFiles": [
      "lib/hexpm/oauth/jwt.ex",
      "lib/hexpm/oauth/tokens.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.Hexpm.OAuth.JWT':generate_refresh_token/4"
      },
      {
        "name": "'Elixir.Hexpm.OAuth.Tokens':create_for_user/6"
      }
    ],
    "repo": "https://github.com/hexpm/hexpm",
    "vendor": "hexpm",
    "versions": [
      {
        "lessThan": "db58cf3a86c7639708ef52ff86de0b4f938e6360",
        "status": "affected",
        "version": "650faa03af511e74c1b3b49ec12d35666b6984c4",
        "versionType": "git"
      }
    ]
  }
]

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22 Sep 2026 15:51Current
CVSS 42.3
EPSS0.00427
SSVC
43