{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-25769", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-05T18:35:52.359Z", "datePublished": "2026-03-17T17:41:08.640Z", "dateUpdated": "2026-03-18T03:55:49.623Z"}, "containers": {"cna": {"title": "Wazuh Cluster vulnerable to Remote Code Execution via Insecure Deserialization", "problemTypes": [{"descriptions": [{"cweId": "CWE-502", "lang": "en", "description": "CWE-502: Deserialization of Untrusted Data", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/wazuh/wazuh/security/advisories/GHSA-3gm7-962f-fxw5", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-3gm7-962f-fxw5"}, {"name": "https://drive.google.com/drive/folders/1WlkKNmHexz8212OVED9O6M_3pI8b6qNI?usp=sharing", "tags": ["x_refsource_MISC"], "url": "https://drive.google.com/drive/folders/1WlkKNmHexz8212OVED9O6M_3pI8b6qNI?usp=sharing"}], "affected": [{"vendor": "wazuh", "product": "wazuh", "versions": [{"version": ">= 4.0.0, < 4.14.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-17T17:41:08.640Z"}, "descriptions": [{"lang": "en", "value": "Wazuh is a free and open source platform used for threat prevention, detection, and response. Versions 4.0.0 through 4.14.2 have a Remote Code Execution (RCE) vulnerability due to Deserialization of Untrusted Data). All Wazuh deployments using cluster mode (master/worker architecture) and any organization with a compromised worker node (e.g., through initial access, insider threat, or supply chain attack) are impacted. An attacker who gains access to a worker node (through any means) can achieve full RCE on the master node with root privileges. Version 4.14.3 fixes the issue."}], "source": {"advisory": "GHSA-3gm7-962f-fxw5", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-3gm7-962f-fxw5", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-17T00:00:00+00:00", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-25769"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-18T03:55:49.623Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wazuh:wazuh:*:*:*:*:*:*:*:*", "matchCriteriaId": "F2EC01ED-08FD-4617-9001-077F1C246DAF", "versionEndExcluding": "4.14.3", "versionStartIncluding": "4.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Wazuh is a free and open source platform used for threat prevention, detection, and response. Versions 4.0.0 through 4.14.2 have a Remote Code Execution (RCE) vulnerability due to Deserialization of Untrusted Data). All Wazuh deployments using cluster mode (master/worker architecture) and any organization with a compromised worker node (e.g., through initial access, insider threat, or supply chain attack) are impacted. An attacker who gains access to a worker node (through any means) can achieve full RCE on the master node with root privileges. Version 4.14.3 fixes the issue."}, {"lang": "es", "value": "Wazuh es una plataforma gratuita y de c\u00f3digo abierto utilizada para la prevenci\u00f3n, detecci\u00f3n y respuesta a amenazas. Las versiones 4.0.0 a 4.14.2 tienen una vulnerabilidad de Ejecuci\u00f3n Remota de C\u00f3digo (RCE) debido a la Deserializaci\u00f3n de Datos No Confiables. Todas las implementaciones de Wazuh que utilizan el modo cl\u00faster (arquitectura maestro/trabajador) y cualquier organizaci\u00f3n con un nodo trabajador comprometido (p. ej., a trav\u00e9s de acceso inicial, amenaza interna o ataque a la cadena de suministro) se ven afectadas. Un atacante que obtiene acceso a un nodo trabajador (por cualquier medio) puede lograr RCE completa en el nodo maestro con privilegios de root. La versi\u00f3n 4.14.3 soluciona el problema."}], "id": "CVE-2026-25769", "lastModified": "2026-03-19T17:18:30.560", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-17T18:16:15.267", "references": [{"source": "security-advisories@github.com", "tags": ["Broken Link"], "url": "https://drive.google.com/drive/folders/1WlkKNmHexz8212OVED9O6M_3pI8b6qNI?usp=sharing"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-3gm7-962f-fxw5"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-3gm7-962f-fxw5"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-502"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.0.0,4.14.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "wazuh", "source": "cna", "vendor": "wazuh"}, "product": "wazuh", "vendor": "wazuh"}], "analysis": {"en": {"generated_at": "2026-03-19T18:26:28.223848+00:00", "value": {"mitigation_remediation": ["Upgrade Wazuh to version 4.14.3 or later."], "summary": {"action": "Patch Now", "impact": "Remote Code Execution"}, "threat_synthesis": {"affected_systems": "The affected product is Wazuh, specifically deployments using the cluster mode (master/worker architecture). All versions from 4.0.0 up to and including 4.14.2 are impacted; version 4.14.3 and later contain the fix.", "description_and_impact": "Wazuh versions 4.0.0 through 4.14.2 contain a Remote Code Execution (RCE) vulnerability caused by deserialization of untrusted data (CWE-502). An attacker who obtains any access to a worker node can execute arbitrary code with root privileges on the master node, compromising the entire cluster.", "risk_and_exploitability": "This vulnerability has a CVSS score of 9.1, indicating a high severity. The EPSS score is below 1%, suggesting a low current probability of exploitation, and it is not listed in CISA's KEV catalog. The attack requires initial compromise of a worker node; once achieved, the attacker can leverage the insecure deserialization to achieve full RCE on the master node with root-level access. The high impact combined with the need for worker node access makes it a significant threat to clusters with insufficient isolation or hardening, especially those exposed to the internet or with sparse network segmentation."}}}}, "created": "2026-03-18T12:13:04.374186+00:00", "updated": "2026-03-24T10:48:58.987333+00:00", "vendors": ["wazuh", "wazuh$PRODUCT$wazuh"]}