The Cairn Nobody Tends: Open-Source Dependencies, Unmaintained Code, and the Supply-Chain Failures

Open-source risk is shifting from missing patches to supply-chain and governance failures. Recent attacks on Trivy, Axios, and XZ Utils show how compromised credentials, poisoned tags, and social engineering can silently spread malware while scanners miss the threat. As AI accelerates unvetted dependency adoption, traditional SCA increasingly resembles security theater. Provenance, signing, and project-health monitoring are becoming the new security baseline.