November 3, 2021 · Applied Cybernetics Group
CVE-2017-11774 — Microsoft Office
Microsoft Office Outlook Security Feature Bypass Vulnerability
- Added to KEV
2021-11-03- Federal due date
2022-05-03- Vendor
- Microsoft
- Product
- Office
- EPSS
- 99.4th percentile (score 0.856, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-11774
CISA short description
Microsoft Office Outlook contains a security feature bypass vulnerability due to improperly handling objects in memory. Successful exploitation allows an attacker to execute commands.
Required action
Apply updates per vendor instructions.