CVE-2021-25945

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{"affected": [{"affectedData": [{"product": "js-extend", "vendor": "n/a", "versions": [{"status": "affected", "version": "0.0.1, 0.0.2, 1.0.1"}]}], "source": "vulnerabilitylab@mend.io"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:js-extend_project:js-extend:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "BD8720EA-D521-4D86-9CAB-F9444F78A2B9", "versionEndIncluding": "1.0.1", "versionStartIncluding": "0.0.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Prototype pollution vulnerability in 'js-extend' versions 0.0.1 through 1.0.1 allows attacker to cause a denial of service and may lead to remote code execution."}, {"lang": "es", "value": "Una vulnerabilidad de contaminaci\u00f3n de prototipo en \"js-extend\" versiones 0.0.1 hasta 1.0.1, permite a un atacante causar una denegaci\u00f3n de servicio y puede conllevar a una ejecuci\u00f3n de c\u00f3digo remota"}], "id": "CVE-2021-25945", "lastModified": "2026-06-17T03:42:39.333", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-05-26T15:15:08.153", "references": [{"source": "vulnerabilitylab@mend.io", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25945"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25945"}], "sourceIdentifier": "vulnerabilitylab@mend.io", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1321"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "js-extend: prototype pollution allows attacker to cause a denial of service and may lead to remote code execution", "id": "1965478", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1965478"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H", "status": "draft"}, "cwe": "CWE-94", "details": ["Prototype pollution vulnerability in 'js-extend' versions 0.0.1 through 1.0.1 allows attacker to cause a denial of service and may lead to remote code execution.", "A flaw has been identified in js-extend. A prototype pollution vulnerability allows attackers to cause a denial of service and may lead to remote code execution. The highest threat from this vulnerability is to system availability."], "name": "CVE-2021-25945", "public_date": "2021-05-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-25945"], "statement": "This CVE does not affect any Red Hat products, because the flawed 'js-extend' NPM module is not shipped with any Red Hat products.", "threat_severity": "Important"}

{}