CVE-2026-27969

{"id": "CVE-2026-27969", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 9.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:L/SI:H/SA:H/E:X/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "subIntegrityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "HIGH", "vulnAvailabilityImpact": "LOW", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "LOW", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-02-26T02:16:24.177", "references": [{"url": "https://github.com/vitessio/vitess/commit/c565cab615bc962bda061dcd645aa7506c59ca4a", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/vitessio/vitess/pull/19470", "tags": ["Issue Tracking", "Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/vitessio/vitess/security/advisories/GHSA-r492-hjgh-c9gw", "tags": ["Patch", "Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "Vitess is a database clustering system for horizontal scaling of MySQL. Prior to versions 23.0.3 and 22.0.4, anyone with read/write access to the backup storage location (e.g. an S3 bucket) can manipulate backup manifest files so that files in the manifest \u2014 which may be files that they have also added to the manifest and backup contents \u2014\u00a0are written to any accessible location on restore. This is a common path traversal security issue. This can be used to provide that attacker with unintended/unauthorized access to the production deployment environment \u2014 allowing them to access information available in that environment as well as run any additional arbitrary commands there. Versions 23.0.3 and 22.0.4 contain a patch. No known workarounds are available."}, {"lang": "es", "value": "Vitess es un sistema de clustering de bases de datos para el escalado horizontal de MySQL. Antes de las versiones 23.0.3 y 22.0.4, cualquier persona con acceso de lectura/escritura a la ubicaci\u00f3n de almacenamiento de copias de seguridad (por ejemplo, un bucket de S3) puede manipular los archivos de manifiesto de copia de seguridad para que los archivos en el manifiesto \u2014 que pueden ser archivos que tambi\u00e9n hayan a\u00f1adido al manifiesto y al contenido de la copia de seguridad \u2014 se escriban en cualquier ubicaci\u00f3n accesible al restaurar. Este es un problema de seguridad com\u00fan de salto de ruta. Esto puede usarse para proporcionar a ese atacante acceso no intencionado/no autorizado al entorno de despliegue de producci\u00f3n \u2014 permiti\u00e9ndoles acceder a la informaci\u00f3n disponible en ese entorno, as\u00ed como ejecutar cualquier comando arbitrario adicional all\u00ed. Las versiones 23.0.3 y 22.0.4 contienen un parche. No se conocen soluciones alternativas disponibles."}], "lastModified": "2026-02-27T18:28:21.607", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:linuxfoundation:vitess:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "918163A7-23FD-40D2-B3E3-7B7ED4E79E44", "versionEndExcluding": "22.0.4"}, {"criteria": "cpe:2.3:a:linuxfoundation:vitess:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AB25FA07-F72B-445D-AA0C-E97D2E5E7CC8", "versionEndExcluding": "23.0.3", "versionStartIncluding": "23.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}