{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-11T14:17:14.743","vulnerabilities":[{"cve":{"id":"CVE-2026-31857","sourceIdentifier":"security-advisories@github.com","published":"2026-03-11T18:16:24.360","lastModified":"2026-03-17T14:15:46.283","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Craft is a content management system (CMS). Prior to 5.9.9 and 4.17.4, a Remote Code Execution vulnerability exists in the Craft CMS 5 conditions system. The BaseElementSelectConditionRule::getElementIds() method passes user-controlled string input through renderObjectTemplate() -- an unsandboxed Twig rendering function with escaping disabled. Any authenticated Control Panel user (including non-admin roles such as Author or Editor) can achieve full RCE by sending a crafted condition rule via standard element listing endpoints. This vulnerability requires no admin privileges, no special permissions beyond basic control panel access, and bypasses all production hardening settings (allowAdminChanges: false, devMode: false, enableTwigSandbox: true). Users should update to the patched 5.9.9 or 4.17.4 release to mitigate the issue."},{"lang":"es","value":"Craft es un sistema de gestión de contenido (CMS). Antes de 5.9.9 y 4.17.4, existe una vulnerabilidad de ejecución remota de código en el sistema de condiciones de Craft CMS 5. El método BaseElementSelectConditionRule::getElementIds() pasa una entrada de cadena controlada por el usuario a través de renderObjectTemplate() -- una función de renderizado de Twig sin 'sandbox' con el escape deshabilitado. Cualquier usuario autenticado del Panel de Control (incluyendo roles no administrativos como Autor o Editor) puede lograr RCE completa enviando una regla de condición especialmente diseñada a través de los puntos finales estándar de listado de elementos. Esta vulnerabilidad no requiere privilegios de administrador, ni permisos especiales más allá del acceso básico al panel de control, y elude todas las configuraciones de endurecimiento de producción (allowAdminChanges: false, devMode: false, enableTwigSandbox: true). Los usuarios deben actualizar a la versión parcheada 5.9.9 o 4.17.4 para mitigar el problema."}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"UNREPORTED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Primary","description":[{"lang":"en","value":"CWE-94"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0.0.1","versionEndExcluding":"4.17.4","matchCriteriaId":"7BFD5346-F567-415B-85F0-56039C3040A5"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0.1","versionEndExcluding":"5.9.9","matchCriteriaId":"2C927EB8-ADF2-4A0A-ADA9-8B6C8230D114"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:-:*:*:*:*:*:*","matchCriteriaId":"610F6DE9-720F-45B3-81D5-18E7F6B090FD"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:beta1:*:*:*:*:*:*","matchCriteriaId":"90542A12-7090-4C23-AEA5-F6F4964783AC"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:beta2:*:*:*:*:*:*","matchCriteriaId":"7DC582DD-53AB-4CF9-961B-50CF5C8DB579"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:beta3:*:*:*:*:*:*","matchCriteriaId":"9C45A1E5-D598-415D-81C9-19AC302BE323"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:beta4:*:*:*:*:*:*","matchCriteriaId":"5515C709-A3D3-4EB1-AA9A-435C63DED7F9"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:rc1:*:*:*:*:*:*","matchCriteriaId":"CC2F40FC-7C27-456A-B16D-679410D1D5CF"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:rc2:*:*:*:*:*:*","matchCriteriaId":"FBAA8227-04F8-404C-907B-B0162B325F5A"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:4.0.0:rc3:*:*:*:*:*:*","matchCriteriaId":"21B28E2C-327A-4CE6-ACAD-97E459712A55"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:5.0.0:-:*:*:*:*:*:*","matchCriteriaId":"1C7461CF-35AB-48E1-88B6-956DAE1D2AB4"},{"vulnerable":true,"criteria":"cpe:2.3:a:craftcms:craft_cms:5.0.0:rc1:*:*:*:*:*:*","matchCriteriaId":"8D8E02D1-601A-4E2B-B619-4775BFDB72D0"}]}]}],"references":[{"url":"https://github.com/craftcms/cms/commit/8d4903647dcfd31b8d40ed027e27082013347a80","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-fp5j-j7j4-mcxc","source":"security-advisories@github.com","tags":["Patch","Vendor Advisory"]}]}}]}