{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-9563", "assignerOrgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "state": "PUBLISHED", "assignerShortName": "eclipse", "dateReserved": "2026-05-26T10:34:17.499Z", "datePublished": "2026-07-02T07:33:25.218Z", "dateUpdated": "2026-07-02T07:33:25.218Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "e51fbebd-6053-4e49-959f-1b94eeb69a2c", "shortName": "eclipse", "dateUpdated": "2026-07-02T07:33:25.218Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-400", "description": "CWE-400 Uncontrolled Resource Consumption", "type": "CWE"}]}, {"descriptions": [{"lang": "en", "cweId": "CWE-770", "description": "CWE-770 Allocation of Resources Without Limits or Throttling", "type": "CWE"}]}], "affected": [{"vendor": "Eclipse Foundation", "product": "Eclipse Parsson", "versions": [{"status": "affected", "version": "1.0.0", "lessThanOrEqual": "1.1.7", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "In Eclipse Parsson published Maven Central artifacts before version 1.1.8, the JSON parser did not enforce a default maximum on the number of characters consumed while parsing a single JSON document. Applications that parse attacker- controlled JSON can be forced to consume excessive CPU and memory by processing very large documents, including large arrays, objects, strings, numbers, whitespace, or nested structures, resulting in a denial of service. Eclipse Parsson 1.1.8 introduces a configurable maximum parsing limit with a default limit of 15 million parser-consumed characters.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "In Eclipse Parsson published Maven Central artifacts before version 1.1.8, the JSON parser did not enforce a default maximum on the number of characters consumed while parsing a single JSON document. Applications that parse attacker- controlled JSON can be forced to consume excessive CPU and memory by processing very large documents, including large arrays, objects, strings, numbers, whitespace, or nested structures, resulting in a denial of service. Eclipse Parsson 1.1.8 introduces a configurable maximum parsing limit with a default limit of 15 million parser-consumed characters."}]}], "references": [{"url": "https://github.com/eclipse-ee4j/parsson/commit/134e8d101aa74c8b9302d0cb62f6ccb4912a9d0c"}, {"url": "https://github.com/eclipse-ee4j/parsson/pull/169"}, {"url": "https://repo.maven.apache.org/maven2/org/eclipse/parsson/parsson/1.1.8/"}, {"url": "https://github.com/eclipse-ee4j/parsson/tree/1.1.8"}, {"url": "https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/444"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}], "credits": [{"lang": "en", "value": "Mark Swatosh", "type": "reporter"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}}}

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