CVE-2025-61766

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{"affected": [{"affectedData": [{"product": "mediawiki-extensions-Bucket", "vendor": "weirdgloop", "versions": [{"status": "affected", "version": "< 1.0.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Bucket is a MediaWiki extension to store and retrieve structured data on articles. Prior to version 1.0.0, infinite recursion can occur if a user queries a bucket using the `!=` comparator. This will result in PHP's call stack limit exceeding, and/or increased memory consumption, potentially leading to a denial of service. Version 1.0.0 contains a patch for the issue."}, {"lang": "es", "value": "Bucket es una extensi\u00f3n de MediaWiki para almacenar y recuperar datos estructurados en art\u00edculos. Antes de la versi\u00f3n 1.0.0, puede ocurrir una recursi\u00f3n infinita si un usuario consulta un bucket usando el comparador '!='. Esto resultar\u00e1 en la superaci\u00f3n del l\u00edmite de la pila de llamadas de PHP y/o un aumento del consumo de memoria, lo que podr\u00eda llevar a una denegaci\u00f3n de servicio. La versi\u00f3n 1.0.0 contiene un parche para el problema."}], "id": "CVE-2025-61766", "lastModified": "2026-10-09T10:10:00.193", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-61766", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-10-06T17:01:32.362623Z", "version": "2.0.3"}}]}, "published": "2025-10-06T17:16:07.760", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/weirdgloop/mediawiki-extensions-Bucket/blob/ad704120a1660b5929fb5825db1cf85c9c77acf4/includes/Expression/MemberOfExpression.php#L34"}, {"source": "security-advisories@github.com", "url": "https://github.com/weirdgloop/mediawiki-extensions-Bucket/commit/6f4a71d531cb802cdb991d2a4ca7bf8fb691defd"}, {"source": "security-advisories@github.com", "url": "https://github.com/weirdgloop/mediawiki-extensions-Bucket/security/advisories/GHSA-r9f2-4jh3-659j"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-674"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"created": "2025-10-08T13:38:59.582912+00:00", "updated": "2025-10-08T13:38:59.582950+00:00", "vendors": ["mediawiki", "mediawiki$PRODUCT$mediawiki"]}