EUVD-2026-16686CVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/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
Lifecycle Timeline
3DescriptionNVD
Wazuh Manager authd service in wazuh-manager packages through version 4.7.3 contains an improper restriction of client-initiated SSL/TLS renegotiation vulnerability that allows remote attackers to cause a denial of service by sending excessive renegotiation requests. Attackers can exploit the lack of renegotiation limits to consume CPU resources and render the authd service unavailable.
AnalysisAI
Wazuh Manager authd service through version 4.7.3 fails to properly restrict client-initiated SSL/TLS renegotiation, enabling remote attackers to trigger denial of service by flooding the service with excessive renegotiation requests that exhaust CPU resources and render the authentication daemon unavailable. The vulnerability affects all Wazuh Manager installations up to and including version 4.7.3, requires no authentication or user interaction, and can be exploited over the network by any remote actor. …
Sign in for full analysis, threat intelligence, and remediation guidance.
RemediationAI
Within 30 days: Identify affected systems running wazuh-manager packages and apply vendor patches as part of regular patch cycle. Review and tighten file/resource permissions.
Sign in for detailed remediation steps.
Share
External POC / Exploit Code
Leaving vuln.today