{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-12208", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-06-14T12:25:38.149Z", "datePublished": "2026-06-15T02:00:08.916Z", "dateUpdated": "2026-06-15T02:00:08.916Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-06-15T02:00:08.916Z"}, "title": "jsonata-js jsonata Function Binding Frame System jsonata.js createFrame prototype pollution", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-1321", "lang": "en", "description": "Improperly Controlled Modification of Object Prototype Attributes"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-94", "lang": "en", "description": "Code Injection"}]}], "affected": [{"vendor": "jsonata-js", "product": "jsonata", "versions": [{"version": "2.0", "status": "affected"}, {"version": "2.1", "status": "affected"}, {"version": "2.2.0", "status": "affected"}], "cpes": ["cpe:2.3:a:jsonata-js:jsonata:*:*:*:*:*:*:*:*"], "modules": ["Function Binding Frame System"]}], "descriptions": [{"lang": "en", "value": "A weakness has been identified in jsonata-js jsonata up to 2.2.0. The affected element is the function createFrame of the file src/jsonata.js of the component Function Binding Frame System. This manipulation causes improperly controlled modification of object prototype attributes. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 5, "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-06-14T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-06-14T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-06-14T14:30:41.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Frederick (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/370850", "name": "VDB-370850 | jsonata-js jsonata Function Binding Frame System jsonata.js createFrame prototype pollution", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/370850/cti", "name": "VDB-370850 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-12208", "name": "CVE-2026-12208 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/832446", "name": "Submit #832446 | jsonata-js jsonata 2.2.0 Prototype Pollution", "tags": ["third-party-advisory"]}, {"url": "https://github.com/OriginSecurityX/jsonata-hasownproperty-bypass", "tags": ["exploit"]}]}}}

{}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "2.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "2.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.2.0"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "jsonata", "source": "cna", "vendor": "jsonata-js"}, "product": "jsonata", "vendor": "jsonata-js"}], "created": "2026-06-15T04:30:29.975457+00:00", "updated": "2026-06-15T06:30:32.973572+00:00", "vendors": ["jsonata-js", "jsonata-js$PRODUCT$jsonata"]}