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CVE-2026-42834

Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability

HIGH
7.8
CVSS Score
Published: May 20, 2026 at 01:09 PM UTC
Updated: July 23, 2026 at 07:31 PM UTC
1 product affected across 1 vendorWindows Admin Center

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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Improper link resolution before file access ('link following') in Azure Portal Windows Admin Center allows an authorized attacker to elevate privileges locally.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Windows Admin Center· Microsoft
95%
v < 0.72.0.01.0 ≤ v < 0.72.0.0.1.0
Affected range stops below 0.72.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No 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-2026-42834

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHmicrosoft
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-59

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