Internet Explorer ↗
Internet Explorer is retired and out of support; assessed at the product level from historical CVE data.
Summary iPlain-English security verdict for Internet Explorer, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
Internet Explorer currently scores 0/100 — critical, with active exploitation. 43 of its known vulnerabilities are being actively exploited in the wild (CISA KEV), including CVE-2010-3962. Upgrade immediately and review your exposure to the actively-exploited CVEs below.
Disclosure trend iNew CVEs published for Internet Explorer each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
6 of its known vulnerabilities are linked to ransomware campaigns (CISA KEV).
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-2010-3962 HIGH exploited Use-after-free EPSS 97% → see advisory CVE-2015-0313 CRITICAL exploited Use-after-free EPSS 96% → see advisory CVE-2016-0189 HIGH exploited Out-of-bounds write EPSS 93% → see advisory CVE-2010-0249 HIGH exploited Use-after-free EPSS 92% → see advisory CVE-2014-1776 CRITICAL exploited Use-after-free EPSS 88% → see advisory CVE-2020-0674 HIGH exploited Use-after-free EPSS 87% → see advisory CVE-2013-3893 HIGH exploited Use-after-free EPSS 86% → see advisory CVE-2015-0311 CRITICAL exploited EPSS 86% → see advisory CVE-2014-0322 HIGH exploited Use-after-free EPSS 85% → see advisory CVE-2010-0806 HIGH exploited CWE-399 EPSS 82% → see advisory CVE-2012-4969 HIGH exploited Use-after-free EPSS 82% → see advisory CVE-2019-0752 HIGH exploited ransomware CWE-843 EPSS 82% → see advisorySee all 1742 known Internet Explorer CVEs & security history →
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Frequently asked
Is Internet Explorer safe and patched?
Internet Explorer currently scores 0/100 — critical, with active exploitation. 43 of its known vulnerabilities are being actively exploited in the wild (CISA KEV), including CVE-2010-3962. Upgrade immediately and review your exposure to the actively-exploited CVEs below.
What should I do about Internet Explorer now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against Microsoft's official advisory. Some issues are under active exploitation, so treat this as urgent.
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 Microsoft's official advisory before you patch or upgrade — Internet Explorer official site ↗