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CVE-2026-47067 Atom table exhaustion via unrecognized URL schemes in hackney

🗓️ 25 May 2026 14:00:48Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 61 Views

CVE-2026-47067: Hackney converts unknown URL schemes to atoms, exhausting the atom table and risking VM crash.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-47067
25 May 202614:00
–attackerkb
circl
Circl
CVE-2026-47067
27 Jun 202600:35
–circl
cnnvd
CNNVD
Hackney security vulnerabilities
25 May 202600:00
–cnnvd
cve
CVE
CVE-2026-47067
25 May 202614:00
–cve
euvd
EUVD
EUVD-2026-31691
26 Jun 202622:01
–euvd
github
Github Security Blog
Hackney vulnerable to atom-table exhaustion via unrecognized URL schemes
26 Jun 202622:01
–github
mend
Mend
CVE-2026-47067
25 May 202614:00
–mend
nvd
NVD
CVE-2026-47067
25 May 202615:16
–nvd
osv_cve
osv_cve
CVE-2026-47067 Atom table exhaustion via unrecognized URL schemes in hackney
25 May 202614:00
–osv_cve
osv_eef
osv_eef
EEF-CVE-2026-47067 Atom table exhaustion via unrecognized URL schemes in hackney
25 May 202614:00
–osv_eef
Rows per page
[
  {
    "collectionURL": "https://repo.hex.pm",
    "cpes": [
      "cpe:2.3:a:benoitc:hackney:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "hackney_url"
    ],
    "packageName": "hackney",
    "packageURL": "pkg:hex/hackney",
    "product": "hackney",
    "programFiles": [
      "src/hackney_url.erl"
    ],
    "programRoutines": [
      {
        "name": "hackney_url:parse_url/1"
      }
    ],
    "repo": "https://github.com/benoitc/hackney",
    "vendor": "benoitc",
    "versions": [
      {
        "lessThan": "4.0.1",
        "status": "affected",
        "version": "2.0.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:benoitc:hackney:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "hackney_url"
    ],
    "packageName": "benoitc/hackney",
    "packageURL": "pkg:github/benoitc/hackney",
    "product": "hackney",
    "programFiles": [
      "src/hackney_url.erl"
    ],
    "programRoutines": [
      {
        "name": "hackney_url:parse_url/1"
      }
    ],
    "repo": "https://github.com/benoitc/hackney",
    "vendor": "benoitc",
    "versions": [
      {
        "lessThan": "31f6f0e27e096ad88743dfded4f030a3ee74972e",
        "status": "affected",
        "version": "d9713695c0d99855d12c73fd8a0b4be0543950c4",
        "versionType": "git"
      }
    ]
  }
]

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27 May 2026 15:41Current
CVSS 48.7
EPSS0.00753
SSVC
61