CVE-2017-11774CISA KEV

Microsoft Office Outlook Security Feature Bypass Vulnerability

Severity unknownCVSS unknownCheck the vendor advisory for fixed versions

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

CISA KEV Check MSRC

CISA catalog record

Microsoft Office Outlook contains a security feature bypass vulnerability due to improperly handling objects in memory. Successful exploitation allows an attacker to execute commands.

Product: Office
Added to KEV: 3 Nov 2021
Federal remediation due: 3 May 2022
Known ransomware use: Not reported

Page history

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Field-level log (2)

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23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete

Explore global source statements, affected packages and advisory history for CVE-2017-11774. The catalog has a separate collection scope from Microsoft release records.

More advisories, affected versions and source history

cve-program · CVE-2017-11774

Published

Microsoft Outlook

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "product": "Microsoft Outlook",
                    "vendor": "Microsoft Corporation",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "Microsoft Outlook 2010 SP2"
                        },
                        {
                            "status": "affected",
                            "version": "Outlook 2013 SP1 and RT SP1"
                        },
                        {
                            "status": "affected",
                            "version": "Outlook 2016"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON