New DDoS Malware Exploits Jenkins to Attack Valve Source Engine Game Servers

Cybersecuritynews •Tushar Subhra Dutta • May 1, 2026

A newly discovered DDoS botnet is exploiting exposed Jenkins servers to launch powerful attacks against Valve Source Engine game infrastructure. Security researchers at Darktrace identified the threat after capturing it on one of their honeypot systems. What makes this malware stand out is its specific targeting of video game servers, combined with a smart infection […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

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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New DDoS Malware Exploits Jenkins to Attack Valve Source Engine Game Servers

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