Open Source Security
In-depth guides and analysis on open source security from the Safeguard engineering team.
412 articles
Most vulnerable npm packages of the year
Safeguard's 2026 mid-year analysis of the npm registry breaks down the packages driving the most risk and why the same names keep coming back.
CocoaPods Orphaned Pod Takeover Vulnerability (CVE-2024-3...
CVE-2024-38368 let attackers claim orphaned CocoaPods and push malicious code into any iOS or macOS app still depending on them. Here is what to check.
npm package hijacking via expired maintainer domains
Attackers are hijacking npm packages by buying up maintainers' expired email domains to reset account passwords — here's how it works and how to detect it.
NuGet Package Manager Tampering / Spoofing Vulnerability ...
CVE-2019-0757 lets an authenticated attacker tamper with NuGet package contents on Linux/Mac. CVSS 6.5. Affected versions, timeline, and fixes inside.
Node.js runtime CVE roundup
A roundup of Node.js runtime CVEs since 2024 — command injection, HTTP smuggling, permission bypasses, and why runtime flaws evade typical dependency scanners.
Apache Maven's Insecure HTTP Repository Resolution Enabli...
CVE-2021-26291 shows how Apache Maven resolved dependencies over plain HTTP, letting a MITM attacker swap in malicious artifacts during the build.
PyPI typosquatting and malicious package report
A 2026 look at PyPI typosquatting trends: attack patterns, CI/CD targeting, info-stealer payloads, and how to defend the Python supply chain.
RubyGems.org domain takeover risk report
RubyGems.org hasn't adopted the domain-resurrection defenses PyPI rolled out in 2025 — leaving a proven account-takeover technique open across the Ruby ecosystem.
Ruby supply chain security report
A report on Ruby supply chain security: malicious RubyGems campaigns, maintainer credential compromises, and 2025's RubyGems governance dispute.
Go module proxy vulnerability trends
A backdoor hid in Go's module proxy for 3+ years, and 63,000+ orphaned packages remain cached. Inside 2025's Go supply chain reckoning.
Malicious Go modules found on GitHub
Malicious Go modules keep surfacing on GitHub, exploiting the ecosystem's lack of a curated registry. Here's the pattern — and how to defend against it.
Go vulnerability database (govulncheck) trend report
Go's vulnerability database is scaling fast and stdlib CVEs are clustering. Here's what govulncheck vulnerability trends reveal about reachability, typosquats, and risk.
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