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CVE-2017-11776

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how...

7.5 High

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how Outlook 2016 discloses user email content, aka "Microsoft Outlook Information Disclosure Vulnerability."

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

9.39%Up 0.6 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.5

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how Outlook 2016 discloses user email content, aka "Microsoft Outlook Information Disclosure Vulnerability."

Record
CVE-2017-11776
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
CVE List No score

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how Outlook 2016 discloses user email content, aka "Microsoft Outlook Information Disclosure Vulnerability."

Record
CVE-2017-11776
Updated
2026-11-02
EUVDEUVD-2017-3384 No score

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how Outlook 2016 discloses user email content, aka "Microsoft Outlook Information Disclosure Vulnerability."

Record
EUVD-2017-3384
Updated
2026-11-03
GitHub AdvisoriesGHSA-67jx-559h-x478 7.5

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how...

Microsoft Outlook 2016 allows an attacker to obtain the email content of a user, due to how Outlook 2016 discloses user email content, aka "Microsoft Outlook Information Disclosure Vulnerability."

Record
GHSA-67jx-559h-x478
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-11776 is a high vulnerability (CVSS 7.5) in Microsoft Outlook, published October 13, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 9.39%, the 95th percentile. No source names a fixed version.

References

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