Internet Information Services (IIS)
Summary iPlain-English security verdict for Internet Information Services (IIS), generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
Internet Information Services (IIS)'s security status could not be assessed at the last sync — vulnerability data was unavailable.
Disclosure trend iNew CVEs published for Internet Information Services (IIS) 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 Internet Information Services (IIS) safe and patched?
Internet Information Services (IIS)'s security status could not be assessed at the last sync — vulnerability data was unavailable.
What should I do about Internet Information Services (IIS) now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against Microsoft's official advisory.
Why is Internet Information Services (IIS) listed on IsItPatched?
Internet Information Services (IIS) was added automatically because CISA's Known Exploited Vulnerabilities (KEV) catalog flagged it as actively exploited in the wild. IsItPatched tracks its known CVEs, severity (CVSS), exploitation probability (EPSS) and KEV status from public data; its version and lifecycle mapping is verified over time.
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Microsoft's official advisory before you patch or upgrade.