A recent cyber incident has led to the theft of 170 private repositories from CrowdSec, a cybersecurity firm. The attackers gained access by exploiting an OAuth token that was stolen from a former employee's computer during the TanStack npm supply chain attack. This breach raises significant concerns about the security of development environments and the potential for sensitive data exposure. The stolen repositories could contain valuable intellectual property and proprietary code, which could be misused or sold on the dark web. Companies, especially those in the tech sector, need to reassess their security measures around employee access and token management to prevent similar incidents.