CVE-2026-39850

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{"affected": [{"affectedData": [{"product": "yii2", "vendor": "yiisoft", "versions": [{"status": "affected", "version": "< 2.0.55"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Yii 2 is a PHP application framework. Versions 2.0.54 and prior contain flawed logic in the core view rendering method View::renderPhpFile() that leads to Local File Inclusion. The function calls extract($_params_, EXTR_OVERWRITE) before the require statement that loads the view file. As a result, a caller-controlled _file_ key in the $params array overwrites the internal local variable specifying which file to include, potentially enabling RCE if an attacker can write PHP files through a separate primitive, as well as information disclosure. This issue has been fixed in version 2.0.55."}, {"lang": "es", "value": "Yii 2 es un framework de aplicaci\u00f3n PHP. Las versiones 2.0.54 y anteriores contienen l\u00f3gica defectuosa en el m\u00e9todo central de renderizado de vistas View::renderPhpFile() que conduce a una inclusi\u00f3n local de ficheros. La funci\u00f3n llama a extract($_params_, EXTR_OVERWRITE) antes de la sentencia require que carga el fichero de vista. Como resultado, una clave _file_ controlada por el llamador en el array $params sobrescribe la variable local interna que especifica qu\u00e9 fichero incluir, lo que podr\u00eda habilitar RCE si un atacante puede escribir ficheros PHP a trav\u00e9s de una primitiva separada, as\u00ed como revelaci\u00f3n de informaci\u00f3n. Este problema ha sido corregido en la versi\u00f3n 2.0.55."}], "id": "CVE-2026-39850", "lastModified": "2026-07-23T12:10:00.110", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-39850", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-05-21T03:55:53.898116Z", "version": "2.0.3"}}]}, "published": "2026-05-20T20:16:39.850", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/yiisoft/yii2/commit/109878b491dbffa541032bc99fb5e26d12cd0375"}, {"source": "security-advisories@github.com", "url": "https://github.com/yiisoft/yii2/security/advisories/GHSA-5vpg-rj7q-qpw2"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-98"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.0.55)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "yii2", "source": "cna", "vendor": "yiisoft"}, "product": "yii2", "vendor": "yiisoft"}], "created": "2026-05-20T21:30:36.321060+00:00", "updated": "2026-05-21T08:18:43.325836+00:00", "vendors": ["yiisoft", "yiisoft$PRODUCT$yii2"]}