CVE-2017-11774
Microsoft Office Outlook Security Feature Bypass Vulnerability
CVSS
—
No CVSS
EPSS
59.6%
p99
KEV
YES
Nov 3, 2021
Exploit Today
80
0-100
Published: — · Last modified: —
59.6%EPSS · 30 days59.6%
2026-09-172026-10-15
Product
Microsoft / Office
Vulnerability
Microsoft Office Outlook Security Feature Bypass Vulnerability
Added to KEV
Nov 3, 2021
Remediate by
May 3, 2022
Known ransomware use
No
Summary 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.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2017-11774
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2023-217157.3 HIG96.1%
KEV—79Microsoft Office Publisher Security Feature Bypass Vulnerability58dCVE-2021-422927.8 HIG98.7%
KEV—80Microsoft Excel Security Feature Bypass58dCVE-2021-386467.8 HIG94.7%
KEV—78Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability66dCVE-2021-270597.6 HIG93.3%
KEV—78Microsoft Office Remote Code Execution Vulnerability58dCVE-2017-11882—100.0%
KEV—80Microsoft Office Memory Corruption Vulnerability—CVE-2015-1641—99.9%
KEV—80Microsoft Office Memory Corruption Vulnerability—