Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
CVE-2021-4034, aka PwnKit, is a memory-corruption flaw in polkit's pkexec that gives any local user reliable root on nearly every Linux distribution. Here is how it works and how to close it.
How vulnerability records actually get into the GitHub Advisory Database — curation, CNA status, GHAS enrichment, and the gaps in severity and version data teams should watch for.
What is Black Duck's CyRC, how does it research and disclose vulnerabilities, and where do its coverage gaps leave your open source supply chain exposed?
NVD's 2024 enrichment backlog exposed the risk of a single vulnerability feed. Here's how multi-source data and AI triage close the gap.
A known vulnerability is a publicly disclosed, CVE-tracked flaw — and disclosure alone doesn't mean it's fixed, patched, or harmless.
CVSS scores run 0-10, but a 9.8 doesn't always mean patch tonight. Here's how base scores are calculated and why context beats the number.
Not all CVEs are equal: NVD's 2024 backlog, disputed curl CVEs, and duplicate OpenSSL bugs show why CVE quality varies wildly.
CVE identifies one specific vulnerability; CWE identifies the weakness pattern behind it. Here's how the two taxonomies connect and why both matter.
MITRE's 2023 CWE Top 25 ranks the software weaknesses behind 43,996 CVEs. Here's how it's scored, what moved, and how to prioritize fixes.
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