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CVE-2026-25769— Wazuh Cluster vulnerable to Remote Code Execution via Insecure Deserialization

CVSS 9.1 · Critical EPSS 0.44% · P63
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I. Basic Information for CVE-2026-25769

Vulnerability Information
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Vulnerability Title
Wazuh Cluster vulnerable to Remote Code Execution via Insecure Deserialization
Source: NVD (National Vulnerability Database)
Vulnerability Description
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: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
Wazuh 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wazuh是Wazuh开源的一个应用软件。用于收集，汇总，索引和分析安全数据，帮助组织检测入侵，威胁和行为异常。 Wazuh 4.0.0至4.14.2版本存在安全漏洞，该漏洞源于反序列化不可信数据，可能导致远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

VendorProductAffected VersionsCPESubscribe
wazuhwazuh >= 4.0.0, < 4.14.3 -

II. Public POCs for CVE-2026-25769

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III. Intelligence Information for CVE-2026-25769

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Same Patch Batch · wazuh · 2026-03-17 · 5 CVEs total

CVE-2026-257709.1 CRITICALWazuh has Privilege Escalation to Root via Cluster Protocol File Write
CVE-2026-257715.3 MEDIUMWazuh Vulnerable to Denial of Service via Synchronous I/O Blocking in Asynchronous Authent
CVE-2026-257724.9 MEDIUMWazuh Database Synchronization Vulnerable to Stack-based Buffer Overflow via snprintf Inte
CVE-2026-257904.9 MEDIUMWazuh has Stack-Based Buffer Overflow in Security Configuration Assessment JSON Parser

IV. Related Vulnerabilities

Same product: wazuh
Same vendor: wazuh
Same weakness: CWE-502

V. Comments for CVE-2026-25769

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