Security researchers at the SANS Internet Storm Center have detected a significant spike in suspicious network traffic targeting Windows Server Update Services (WSUS) infrastructure worldwide. The reconnaissance activity focuses specifically on TCP ports 8530 and 8531, which correspond to unencrypted and encrypted communication channels for WSUS servers vulnerable to the recently disclosed CVE-2025-59287. This coordinated […] The post Hackers Actively Scanning TCP Ports 8530/8531 for WSUS CVE-2025-59287 appeared first on GBHackers Security | #1 Globally Trusted Cyber Security News Platform.
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