{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-08-01T02:08:58.904","vulnerabilities":[{"cve":{"id":"CVE-2020-7766","sourceIdentifier":"report@snyk.io","published":"2020-11-10T16:15:14.963","lastModified":"2026-06-17T03:25:24.513","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"This affects all versions of package json-ptr. The issue occurs in the set operation (https://flitbit.github.io/json-ptr/classes/_src_pointer_.jsonpointer.htmlset) when the force flag is set to true. The function recursively set the property in the target object, however it does not properly check the key being set, leading to a prototype pollution."},{"lang":"es","value":"Esto afecta a todas las versiones del paquete json-ptr.&#xa0;El problema ocurre en la operación de configuración (https://flitbit.github.io/json-ptr/classes/_src_pointer_.jsonpointer.htmlset) cuando el flag de fuerza se establece en verdadero.&#xa0;La función establece de forma recursiva la propiedad en el objeto objetivo, sin embargo, no comprueba correctamente la clave que está siendo configurada, lo que genera una contaminación de prototipo"}],"affected":[{"source":"report@snyk.io","affectedData":[{"vendor":"n/a","product":"json-ptr","versions":[{"version":"0","lessThan":"unspecified","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"report@snyk.io","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","baseScore":7.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":3.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-1321"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:json-ptr_project:json-ptr:*:*:*:*:*:*:*:*","versionEndExcluding":"2.0.0","matchCriteriaId":"9AF4834D-2800-4630-BCE0-787B331DD741"}]}]}],"references":[{"url":"https://github.com/flitbit/json-ptr/blob/master/src/util.ts%23L174","source":"report@snyk.io","tags":["Broken Link"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1038396","source":"report@snyk.io","tags":["Exploit","Third Party Advisory"]},{"url":"https://snyk.io/vuln/SNYK-JS-JSONPTR-1016939","source":"report@snyk.io","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/flitbit/json-ptr/blob/master/src/util.ts%23L174","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link"]},{"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1038396","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]},{"url":"https://snyk.io/vuln/SNYK-JS-JSONPTR-1016939","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}