GhostAction has returned with an expanded credential-theft operation. By October 9, 2026, attackers had injected malicious GitHub Actions workflows into 790 repositories, according to OpenSourceMalware's validated total. The campaign was first documented by GitGuardian in 2025 (817 repositories, 3,325 stolen secrets). It relies on comprom…
On August 20, 2026, a compromised release of the Rust crate arrayref (0.3.10, about 245 million all-time downloads) appeared on crates.io. It added a dependency on the typosquatted crate proc-macro1 1.0.107, whose build script downloads and runs a remote binary at compile time. The maintainer account droundy appears to have been compromis…
Aikido Security published a best-practices guide for defending against software supply chain attacks. It cites Aikido Intel data: about 7.5 million package versions analyzed in Q2 2026, with 19,500 malicious packages confirmed. The guide uses recent incidents to show which controls would have worked: the axios compromise, tj-actions/chang…
On 19 October 2026 an attacker used a hijacked GitHub account of an OVHcloud contributor to overwrite the download archives of five existing OVHcloud CLI releases (v0.11.0 to v0.15.0) with a build designed to steal secrets from the disk of any machine that ran it (thehackernews.com, bleepingcomputer.com). The files were live for about 94 …
This SentinelOne weekly roundup (Week 41, 2026) covers law enforcement actions, a phishing campaign and an actively exploited vulnerability. The most urgent item is CVE-2026-21589, a critical (CVSS 9.3) unauthenticated arbitrary file access flaw in Atlassian Data Center products. Exploitation attempts began about two hours after a public …