“Cordyceps” CI/CD Supply Chain Vulnerability Pattern Exposed, Affecting Code Repositories of Microsoft, Google, and Others

Cybersecurity firm Novee, in its latest research, revealed a CI/CD supply chain vulnerability pattern dubbed “Cordyceps,” primarily involving command injection, authentication logic flaws, artifact poisoning, and privilege escalation within GitHub Actions workflows. According to the report, unauthenticated users can exploit these vulnerabilities under specific conditions to hijack workflows, steal credentials, or gain control of code repositories.