CVE-2021-21306

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This vulnerability is fixed in version 2.0.0."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "description": "{\"CWE-400\":\"Uncontrolled Resource Consumption\"}", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-02-08T21:20:18.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/markedjs/marked/issues/1927"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/markedjs/marked/pull/1864"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd"}, {"tags": ["x_refsource_MISC"], "url": "https://www.npmjs.com/package/marked"}], "source": {"advisory": "GHSA-4r62-v4vq-hr96", "discovery": "UNKNOWN"}, "title": "Denial of Service in Marked", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-21306", "STATE": "PUBLIC", "TITLE": "Denial of Service in Marked"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "marked", "version": {"version_data": [{"version_value": ">= 1.1.1, < 2.0.0"}]}}]}, "vendor_name": "markedjs"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Marked is an open-source markdown parser and compiler (npm package \"marked\"). In marked from version 1.1.1 and before version 2.0.0, there is a Regular expression Denial of Service vulnerability. This vulnerability can affect anyone who runs user generated code through marked. This vulnerability is fixed in version 2.0.0."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "{\"CWE-400\":\"Uncontrolled Resource Consumption\"}"}]}]}, "references": {"reference_data": [{"name": "https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96", "refsource": "CONFIRM", "url": "https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96"}, {"name": "https://github.com/markedjs/marked/issues/1927", "refsource": "MISC", "url": "https://github.com/markedjs/marked/issues/1927"}, {"name": "https://github.com/markedjs/marked/pull/1864", "refsource": "MISC", "url": "https://github.com/markedjs/marked/pull/1864"}, {"name": "https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd", "refsource": "MISC", "url": "https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd"}, {"name": "https://www.npmjs.com/package/marked", "refsource": "MISC", "url": "https://www.npmjs.com/package/marked"}]}, "source": {"advisory": "GHSA-4r62-v4vq-hr96", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:09:15.882Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/markedjs/marked/issues/1927"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/markedjs/marked/pull/1864"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.npmjs.com/package/marked"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-21306", "datePublished": "2021-02-08T21:20:18.000Z", "dateReserved": "2020-12-22T00:00:00.000Z", "dateUpdated": "2024-08-03T18:09:15.882Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "marked", "vendor": "markedjs", "versions": [{"status": "affected", "version": ">= 1.1.1, < 2.0.0"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:marked_project:marked:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "A9E51743-C978-477B-8B63-EEFC0C7EA788", "versionEndExcluding": "2.0.0", "versionStartIncluding": "1.1.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Marked is an open-source markdown parser and compiler (npm package \"marked\"). In marked from version 1.1.1 and before version 2.0.0, there is a Regular expression Denial of Service vulnerability. This vulnerability can affect anyone who runs user generated code through marked. This vulnerability is fixed in version 2.0.0."}, {"lang": "es", "value": "Marked es un analizador y compilador de rebajas de c\u00f3digo abierto (paquete npm \"marked\").&#xa0;En marked desde la versi\u00f3n 1.1.1 y anteriores a versi\u00f3n 2.0.0, se presenta una vulnerabilidad de Denegaci\u00f3n de Servicio de expresi\u00f3n Regular.&#xa0;Esta vulnerabilidad puede afectar a cualquiera que ejecute c\u00f3digo generado por el usuario mediante marked.&#xa0;Esta vulnerabilidad se corrigi\u00f3 en la versi\u00f3n 2.0.0"}], "id": "CVE-2021-21306", "lastModified": "2026-06-17T03:35:15.567", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-02-08T22:15:12.450", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/markedjs/marked/issues/1927"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/markedjs/marked/pull/1864"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96"}, {"source": "security-advisories@github.com", "tags": ["Product", "Third Party Advisory"], "url": "https://www.npmjs.com/package/marked"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/markedjs/marked/issues/1927"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/markedjs/marked/pull/1864"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Third Party Advisory"], "url": "https://www.npmjs.com/package/marked"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "nodejs-marked: Regular expression denial of service", "id": "1926866", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1926866"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-400", "details": ["Marked is an open-source markdown parser and compiler (npm package \"marked\"). In marked from version 1.1.1 and before version 2.0.0, there is a Regular expression Denial of Service vulnerability. This vulnerability can affect anyone who runs user generated code through marked. This vulnerability is fixed in version 2.0.0."], "name": "CVE-2021-21306", "package_state": [{"cpe": "cpe:/a:redhat:service_mesh:2.0", "fix_state": "Not affected", "package_name": "servicemesh-grafana", "product_name": "OpenShift Service Mesh 2.0"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift4/ose-grafana", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2021-02-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-21306\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-21306"], "threat_severity": "Moderate"}

{}