{"api_version":"1","generated_at":"2026-07-23T12:54:11+00:00","cve":"CVE-2023-30857","urls":{"html":"https://cve.report/CVE-2023-30857","api":"https://cve.report/api/cve/CVE-2023-30857.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-30857","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-30857"},"summary":{"title":"CVE-2023-30857","description":"@aedart/support is the support package for Ion, a monorepo for JavaScript/TypeScript packages. Prior to version `0.6.1`, there is a possible prototype pollution issue for the `MetadataRecord`, when merged with a base class' metadata object, in `meta` decorator from the `@aedart/support` package. The likelihood of exploitation is questionable, given that a class's metadata can only be set or altered when the class is decorated via `meta()`. Furthermore, object(s) of sensitive nature would have to be stored as metadata, before this can lead to a security impact. 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The issue has been patched in version `0.6.1`.\n"}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')","cweId":"CWE-1321"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"aedart","product":{"product_data":[{"product_name":"ion","version":{"version_data":[{"version_affected":"=","version_value":"< 0.6.1"}]}}]}}]}},"references":{"reference_data":[{"url":"https://github.com/aedart/ion/security/advisories/GHSA-wwxh-74fx-33c6","refsource":"MISC","name":"https://github.com/aedart/ion/security/advisories/GHSA-wwxh-74fx-33c6"},{"url":"https://github.com/aedart/ion/commit/c3e2ee08710d4164d796ecb66ed291335dae9291","refsource":"MISC","name":"https://github.com/aedart/ion/commit/c3e2ee08710d4164d796ecb66ed291335dae9291"}]},"source":{"advisory":"GHSA-wwxh-74fx-33c6","discovery":"UNKNOWN"},"impact":{"cvss":[{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}]}},"nvd":{"publishedDate":"2023-04-28 21:15:00","lastModifiedDate":"2023-05-08 17:29:00","problem_types":["CWE-1321"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW"},"exploitabilityScore":2.2,"impactScore":1.4}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:aedart:ion:*:*:*:*:*:node.js:*:*","versionEndExcluding":"0.6.1","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}