Checkmarx Confirms Data Leak from GitHub Repository on Dark Web

📌 Checkmarx confirmed that data from its GitHub repository was posted on the dark web following a supply chain attack on March 23, 2026. The company’s ongoing investigation determined the leaked data originated from its GitHub repository, with access gained through the initial attack. No specific technical details, such as file types or volume of compromised data, were disclosed in the report. The incident involves an unidentified cybercriminal group responsible for publishing the data. The disclosure highlights the breach’s connection to the earlier supply chain compromise.