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Fencer Vulns
high 7.8

CVE-2016-7266 in the critical feed json

Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, Excel Viewer, and E…

published 2016-12-20 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-8122

cvss
7.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.8%
EPSS 22.8% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Office Compatibility Pack SP3, Excel Viewer, and Excel 2016 for Mac mishandle a registry check, which allows user-assisted remote attackers to execute arbitrary commands via crafted embedded content in a document, aka "Microsoft Office Security Feature Bypass Vulnerability."

Exploit prediction

22.79% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.