Security readout for executives and security teams
CVE-2016-7229 is a Microsoft Excel memory corruption flaw that can allow code execution when a vulnerable user opens a crafted Office document. The business risk is highest where older Excel, Excel Viewer, Office Compatibility Pack, or Mac Excel versions remain in use and receive untrusted documents. Exposure is likely in environments retaining the listed Excel, Excel Viewer, Office Compatibility Pack, or Mac Excel versions, especially where users open email attachments or downloaded spreadsheets. Modernized Office estates with MS16-133 applied are less likely exposed. Treat this as a high-priority legacy Office risk if affected versions remain deployed. The issue enables code execution through document handling, but the provided evidence does not establish active exploitation. Mitigation focus: Deploy the applicable Microsoft Office security updates from MS16-133.; Inventory and remove unused Excel Viewer or Office Compatibility Pack installations.; Limit opening of untrusted Office documents on systems with affected Office versions..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Execution behavior lookup
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Open ATT&CK lookupCVE-2016-7229 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- MS16-133CVE reference · vendor-advisory, x_refsource_MS
Products and packages named in the record
CWE details
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