Tag Archives: Rainbow Six Siege

The Rainbow Six Siege X server breaches: How a MongoDB exploit triggered one of gaming’s most disruptive security incidents

What really happened in the Rainbow Six Siege X server hacks.

A high-profile game brought to its knees In late December 2025 and early January 2026, Ubisoft faced one of the most destabilising security incidents in its history. The focal point was not a corporate database or internal email system, but Rainbow Six Siege X, one of the most commercially successful …

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