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MEDIUM · 4.3

CVE-2026-62882

Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

Vulnerability Description

Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
Microsoft365 Apps-
MicrosoftOffice 2019-
MicrosoftOffice 2021-
MicrosoftOffice 2024-
MicrosoftOutlook2016

Related Weaknesses (CWE)

CWE-522

References

FAQ

What is CVE-2026-62882?

CVE-2026-62882 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

How severe is CVE-2026-62882?

CVE-2026-62882 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-62882?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft 365 Apps, Microsoft Office 2019, Microsoft Office 2021, Microsoft Office 2024, Microsoft Outlook.