{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53423", "assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "state": "PUBLISHED", "assignerShortName": "EEF", "dateReserved": "2026-06-09T11:01:47.529Z", "datePublished": "2026-06-11T10:44:51.528Z", "dateUpdated": "2026-06-12T04:45:33.275Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://repo.hex.pm", "cpes": ["cpe:2.3:a:membraneframework:membrane_mp4_plugin:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["Elixir.Membrane.MP4.Container.Header"], "packageName": "membrane_mp4_plugin", "packageURL": "pkg:hex/membrane_mp4_plugin", "product": "membrane_mp4_plugin", "programFiles": ["lib/membrane_mp4/container/header.ex"], "programRoutines": [{"name": "'Elixir.Membrane.MP4.Container.Header':parse/1"}, {"name": "'Elixir.Membrane.MP4.Container.Header':parse_box_name/1"}], "repo": "https://github.com/membraneframework/membrane_mp4_plugin", "vendor": "membraneframework", "versions": [{"lessThan": "0.36.7", "status": "affected", "version": "0.3.0", "versionType": "semver"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:membraneframework:membrane_mp4_plugin:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "modules": ["Elixir.Membrane.MP4.Container.Header"], "packageName": "membraneframework/membrane_mp4_plugin", "packageURL": "pkg:github/membraneframework/membrane_mp4_plugin", "product": "membrane_mp4_plugin", "programFiles": ["lib/membrane_mp4/container/header.ex"], "programRoutines": [{"name": "'Elixir.Membrane.MP4.Container.Header':parse/1"}, {"name": "'Elixir.Membrane.MP4.Container.Header':parse_box_name/1"}], "repo": "https://github.com/membraneframework/membrane_mp4_plugin", "vendor": "membraneframework", "versions": [{"lessThan": "56373d1ddc86968e55fbde795c14eeba24357b57", "status": "affected", "version": "ae4bf04c393aa1562f3df3d33e20bc5cb8130de2", "versionType": "git"}]}], "cpeApplicability": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:membraneframework:membrane_mp4_plugin:*:*:*:*:*:*:*:*", "versionEndExcluding": "0.36.7", "versionStartIncluding": "0.3.0", "vulnerable": true}], "operator": "OR"}]}], "credits": [{"lang": "en", "type": "finder", "value": "\u0141ukasz Kita"}, {"lang": "en", "type": "remediation developer", "value": "\u0141ukasz Kita"}, {"lang": "en", "type": "remediation developer", "value": "Mateusz Front"}, {"lang": "en", "type": "analyst", "value": "Jonatan M\u00e4nnchen / EEF"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Allocation of Resources Without Limits or Throttling vulnerability in membraneframework membrane_mp4_plugin allows unauthenticated denial-of-service via BEAM atom table exhaustion.</p><p>The MP4 box header parser converts each 4-byte box name to an atom using <tt>String.to_atom/1</tt> without validation. <tt>'Elixir.Membrane.MP4.Container.Header':parse_box_name/1</tt> in <tt>lib/membrane_mp4/container/header.ex</tt> interns every box name encountered while <tt>'Elixir.Membrane.MP4.Container.Header':parse/1</tt> walks the input. 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