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Excel vulnerabilities: known CVEs & security history

Microsoft · Actively exploited · 410 tracked CVEs · 6 actively exploited · updated June 2026 · what is a CVE? →

This is the full list of known vulnerabilities (CVEs) across all Excel release lines — 410 in total, with 6 actively exploited in the wild. A CVE here doesn't mean your version is affected — check Excel's current status and the safe version to run.

410
known CVEs
6
actively exploited (KEV)
1
critical severity
0
ransomware-linked

Known Excel CVEs

Actively-exploited and most-severe first. Showing the top 80 of 410. Open any CVE for full details.

CVESeverityCVSSEPSSYear
CVE-2019-1297⚡ exploited high 8.8 20% 2019
CVE-2009-0238⚡ exploited high 8.8 43% 2009
CVE-2007-0671⚡ exploited high 8.8 42% 2007
CVE-2021-42292⚡ exploited high 7.8 32% 2021
CVE-2016-7262⚡ exploited high 7.8 58% 2016
CVE-2009-3129⚡ exploited high 7.8 86% 2009
CVE-2008-0081 critical 9.8 58% 2008
CVE-2015-6177 high 9.3 14% 2015
CVE-2015-6122 high 9.3 14% 2015
CVE-2015-6040 high 9.3 14% 2015
CVE-2015-6094 high 9.3 21% 2015
CVE-2015-6038 high 9.3 36% 2015
CVE-2015-2503 high 9.3 17% 2015
CVE-2015-2558 high 9.3 23% 2015
CVE-2015-2555 high 9.3 23% 2015
CVE-2015-2523 high 9.3 30% 2015
CVE-2015-2521 high 9.3 28% 2015
CVE-2015-2520 high 9.3 28% 2015
CVE-2015-2415 high 9.3 14% 2015
CVE-2015-2377 high 9.3 14% 2015
CVE-2015-2376 high 9.3 16% 2015
CVE-2015-1682 high 9.3 21% 2015
CVE-2015-0097 high 9.3 41% 2015
CVE-2015-0085 high 9.3 18% 2015
CVE-2015-0063 high 9.3 16% 2015
CVE-2014-6361 high 9.3 13% 2014
CVE-2014-6360 high 9.3 13% 2014
CVE-2013-3890 high 9.3 20% 2013
CVE-2013-3889 high 9.3 27% 2013
CVE-2013-3158 high 9.3 19% 2013
CVE-2013-1315 high 9.3 37% 2013
CVE-2012-2543 high 9.3 26% 2012
CVE-2012-1887 high 9.3 25% 2012
CVE-2012-1886 high 9.3 22% 2012
CVE-2012-1885 high 9.3 29% 2012
CVE-2012-1847 high 9.3 25% 2012
CVE-2012-0185 high 9.3 25% 2012
CVE-2012-0184 high 9.3 24% 2012
CVE-2012-0143 high 9.3 22% 2012
CVE-2012-0142 high 9.3 22% 2012
CVE-2012-0141 high 9.3 22% 2012
CVE-2011-3403 high 9.3 21% 2011
CVE-2011-1990 high 9.3 20% 2011
CVE-2011-1989 high 9.3 28% 2011
CVE-2011-1988 high 9.3 19% 2011
CVE-2011-1987 high 9.3 20% 2011
CVE-2011-1986 high 9.3 21% 2011
CVE-2011-1279 high 9.3 17% 2011
CVE-2011-1278 high 9.3 17% 2011
CVE-2011-1277 high 9.3 16% 2011
CVE-2011-1276 high 9.3 28% 2011
CVE-2011-1275 high 9.3 13% 2011
CVE-2011-1274 high 9.3 13% 2011
CVE-2011-1273 high 9.3 17% 2011
CVE-2011-1272 high 9.3 18% 2011
CVE-2011-0105 high 9.3 71% 2011
CVE-2011-0104 high 9.3 53% 2011
CVE-2011-0103 high 9.3 25% 2011
CVE-2011-0101 high 9.3 30% 2011
CVE-2011-0098 high 9.3 30% 2011
CVE-2011-0097 high 9.3 38% 2011
CVE-2011-0980 high 9.3 26% 2011
CVE-2011-0979 high 9.3 27% 2011
CVE-2011-0978 high 9.3 43% 2011
CVE-2011-0977 high 9.3 32% 2011
CVE-2010-3242 high 9.3 21% 2010
CVE-2010-3241 high 9.3 21% 2010
CVE-2010-3240 high 9.3 21% 2010
CVE-2010-3239 high 9.3 21% 2010
CVE-2010-3238 high 9.3 21% 2010
CVE-2010-3237 high 9.3 21% 2010
CVE-2010-3236 high 9.3 21% 2010
CVE-2010-3235 high 9.3 21% 2010
CVE-2010-3234 high 9.3 21% 2010
CVE-2010-3233 high 9.3 21% 2010
CVE-2010-3232 high 9.3 21% 2010
CVE-2010-3231 high 9.3 21% 2010
CVE-2010-3230 high 9.3 20% 2010
CVE-2010-2562 high 9.3 18% 2010
CVE-2010-1253 high 9.3 26% 2010

330 older / lower-severity CVEs not shown — see Excel's full record.

Is my Excel version affected?

The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.

Check your Excel version → · Monitor Excel for new CVEs →

Excel vulnerabilities — frequently asked

How many known vulnerabilities does Excel have?

IsItPatched tracks 410 CVEs for Excel, 6 of which are actively exploited (CISA KEV). 1 is critical-severity and 357 high-severity. These span every release line — what matters is whether the version you run is affected.

Does Excel have any actively-exploited vulnerabilities?

Yes — 6 Excel CVEs are in CISA's Known Exploited Vulnerabilities catalog, meaning they are confirmed exploited in the wild. Patch these as a priority.

What is the most severe Excel vulnerability?

Among tracked issues, CVE-2019-1297 (HIGH, CVSS 8.8), which is actively exploited, ranks highest.

Is Excel safe to use?

It depends on the version. The latest supported Excel release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.

CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Excel security status · Excel end-of-life · actively-exploited CVEs. Always verify against Microsoft's advisories — see our disclaimer.