Crimson Collective claims Nintendo breach with screenshot unverified

A hacking group calling itself Crimson Collective on Oct. 11, 2025 posted a screenshot claiming to show internal Nintendo files, saying it had gained access to the company’s systems and copied production and developer materials. The Japanese videogame company has not publicly confirmed the claim, and the authenticity and scope of the alleged intrusion remain unverified.

The image released by the group depicts folders labeled with terms such as manuals, admin, developer assets, production materials and backups. Crimson Collective wrote alongside the image, "Who said we did not have Nintendo topic files?" Beyond the screenshot, the group has not provided independent evidence of the volume of data taken, nor have investigators publicly confirmed whether employee or customer personal information was accessed.

Cybersecurity observers note the claim comes days after Crimson Collective announced and carried out an intrusion into a separate technology company’s code repositories earlier in October, an incident that company later acknowledged and reported to authorities. In that breach the group said it had exfiltrated large volumes of repository data and attempted to contact the company...