Composer ↗
Summary iPlain-English security verdict for Composer, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
Composer currently scores 84/100 — good. No tracked vulnerabilities are currently known to be exploited in the wild. It's largely safe; apply minor updates as they appear.
Disclosure trend iNew CVEs published for Composer each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.
No urgent unpatched issues identified. ✓
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Frequently asked
Is Composer safe and patched?
Composer currently scores 84/100 — good. No tracked vulnerabilities are currently known to be exploited in the wild. It's largely safe; apply minor updates as they appear.
What should I do about Composer now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against Composer's official advisory.
lifecycle unknown — needs latest supported version
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Composer's official advisory before you patch or upgrade — Composer official site ↗