CVE-2021-42194

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:eyoucms:eyoucms:1.5.4:*:*:*:*:*:*:*", "matchCriteriaId": "C1C9D208-DC55-4247-A439-3803E1ECF625", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The wechat_return function in /controller/Index.php of EyouCms V1.5.4-UTF8-SP3 passes the user's input directly into the simplexml_ load_ String function, which itself does not prohibit external entities, triggering a XML external entity (XXE) injection vulnerability."}, {"lang": "es", "value": "La funci\u00f3n wechat_return en el archivo /controller/Index.php de EyouCms versi\u00f3n V1.5.4-UTF8-SP3, pasa la entrada del usuario directamente a la funci\u00f3n simplexml_ load_ String, que por s\u00ed misma no proh\u00edbe las entidades externas, desencadenando una vulnerabilidad de tipo XML external entity (XXE)"}], "id": "CVE-2021-42194", "lastModified": "2026-06-17T04:09:27.300", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-20T22:15:07.880", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/eyoucms/eyoucms/issues/19"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "url": "https://github.com/eyoucms/eyoucms/issues/19"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-611"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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