strongSwan ↗
Summary iPlain-English security verdict for strongSwan, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
strongSwan currently scores 5/100 — critical. No tracked vulnerabilities are currently known to be exploited in the wild. Upgrade promptly to address the open critical vulnerabilities.
Disclosure trend iNew CVEs published for strongSwan 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.
Most urgent first — actively exploited, then likeliest to be exploited.
CVE-2015-3991 CRITICAL CWE-19 EPSS 5% → see advisory CVE-2021-45079 CRITICAL CWE-476 EPSS 3% → fixed in 5.9.5 CVE-2023-41913 CRITICAL Buffer overflow EPSS 2% → fixed in 5.9.12 CVE-2023-26463 CRITICAL CWE-295 EPSS 2% → see advisoryGet alerted about strongSwan
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Frequently asked
Is strongSwan safe and patched?
strongSwan currently scores 5/100 — critical. No tracked vulnerabilities are currently known to be exploited in the wild. Upgrade promptly to address the open critical vulnerabilities.
What should I do about strongSwan now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against strongSwan'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 strongSwan's official advisory before you patch or upgrade — strongSwan official site ↗