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CVE-2026-65631 erlang-jose RSA JWK parsing attempts to factor an attacker-controlled modulus, enabling CPU-exhaustion denial of service

🗓️ 26 Oct 2026 19:53:45Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

Unauthenticated remote DoS in erlang-jose via CPU-exhaustion during RSA JWK parsing.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-65631
26 Oct 202620:05
–circl
cve
CVE
CVE-2026-65631
26 Oct 202619:53
–cve
euvd
EUVD
EUVD-2026-110309
26 Oct 202619:53
–euvd
nvd
NVD
CVE-2026-65631
26 Oct 202620:17
–nvd
osv_eef
osv_eef
EEF-CVE-2026-65631 erlang-jose RSA JWK parsing attempts to factor an attacker-controlled modulus, enabling CPU-exhaustion denial of service
26 Oct 202619:53
–osv_eef
[
  {
    "collectionURL": "https://repo.hex.pm",
    "cpes": [
      "cpe:2.3:a:potatosalad:jose:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "jose_jwk_kty_rsa",
      "jose_jwk",
      "'Elixir.JOSE.JWK'"
    ],
    "packageName": "jose",
    "packageURL": "pkg:hex/jose",
    "product": "jose",
    "programFiles": [
      "src/jwk/jose_jwk_kty_rsa.erl",
      "src/jwk/jose_jwk.erl",
      "lib/jose/jwk.ex"
    ],
    "programRoutines": [
      {
        "name": "jose_jwk_kty_rsa:from_map/1"
      },
      {
        "name": "jose_jwk_kty_rsa:convert_sfm_to_crt/1"
      },
      {
        "name": "jose_jwk_kty_rsa:convert_sfm_to_crt_find_p/6"
      },
      {
        "name": "jose_jwk:from_binary/1"
      },
      {
        "name": "jose_jwk:from_map/1"
      },
      {
        "name": "'Elixir.JOSE.JWK':from_binary/1"
      },
      {
        "name": "'Elixir.JOSE.JWK':from_map/1"
      }
    ],
    "repo": "https://github.com/potatosalad/erlang-jose",
    "vendor": "potatosalad",
    "versions": [
      {
        "lessThan": "1.11.13",
        "status": "affected",
        "version": "1.7.7",
        "versionType": "semver"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:potatosalad:jose:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "jose_jwk_kty_rsa",
      "jose_jwk",
      "'Elixir.JOSE.JWK'"
    ],
    "packageName": "potatosalad/erlang-jose",
    "packageURL": "pkg:github/potatosalad/erlang-jose",
    "product": "jose",
    "programFiles": [
      "src/jwk/jose_jwk_kty_rsa.erl",
      "src/jwk/jose_jwk.erl",
      "lib/jose/jwk.ex"
    ],
    "programRoutines": [
      {
        "name": "jose_jwk_kty_rsa:from_map/1"
      },
      {
        "name": "jose_jwk_kty_rsa:convert_sfm_to_crt/1"
      },
      {
        "name": "jose_jwk_kty_rsa:convert_sfm_to_crt_find_p/6"
      },
      {
        "name": "jose_jwk:from_binary/1"
      },
      {
        "name": "jose_jwk:from_map/1"
      },
      {
        "name": "'Elixir.JOSE.JWK':from_binary/1"
      },
      {
        "name": "'Elixir.JOSE.JWK':from_map/1"
      }
    ],
    "repo": "https://github.com/potatosalad/erlang-jose",
    "vendor": "potatosalad",
    "versions": [
      {
        "lessThan": "bfd336c0062bff93e65d08c22361897e96afd956",
        "status": "affected",
        "version": "d19e1ba68d88c68d29aa942be2573a22dbafca1f",
        "versionType": "git"
      }
    ]
  }
]

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