CVE-2024-21402
Microsoft Outlook Elevation of Privilege Vulnerability
HIGH
7.1
CVSS Score
Published: February 13, 2024 at 06:02 PM UTC
Updated: June 17, 2026 at 07:09 AM UTC
1 product affected across 1 vendor365 Apps
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Severity
HIGH7.1
Exploit prediction
EPSS 0.5%
SSVC
No known exploit
Description
Microsoft Outlook Elevation of Privilege Vulnerability
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Affected range stops below https://aka.ms/OfficeSecurityReleases, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor AdvisoryPatch
Source: [email protected]
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21402SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
7.1HIGHmicrosoft
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-285NVD-CWE-noinfo
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