DDoS Malware Targets Jenkins to Hit Valve Game Servers

Gbhackers •Mayura Kathir • May 1, 2026

A new DDoS botnet that abuses exposed Jenkins servers to launch powerful attacks against Valve Source Engine game infrastructure, including servers hosting titles like Counter‑Strike and Team Fortress 2. The campaign shows how a single misconfigured CI server can be turned into a multi‑platform attack node capable of UDP, TCP, and application‑layer floods against online […]

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DDoS Botnet Exploits Jenkins to Target Valve Game Servers A new DDoS botnet has been identified that exploits misconfigured Jenkins servers to launch attacks on Valve's Source Engine game infrastructure, affecting popular games like Counter-Strike and Team Fortress 2. The malware is capable of executing UDP, TCP, and application-layer floods, demonstrating the dangers of insecure continuous integration (CI) servers. Security researchers from Darktrace discovered the threat after monitoring it on their honeypot systems. This campaign highlights the potential for a single exposed CI server to be transformed into a multi-platform attack node. The exact scale of the attacks and the number of affected servers remain unclear, but the targeted nature of the malware poses significant risks to online gaming environments. As of now, there are no specific CVEs or patches reported for this vulnerability. Organizations using Jenkins are advised to review their configurations to prevent exploitation. 3 sources 49

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DDoS Malware Targets Jenkins to Hit Valve Game Servers

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