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CVE-2022-26904

Microsoft Windows User Profile Service Privilege Escalation

7.0 HIGHActively exploited (CISA KEV)EPSS 16.9%
  1. Published15 Apr 2022
  2. Added to CISA KEV25 Apr 2022
  3. Remediation due16 May 2022
Actively exploited (CISA KEV)

Microsoft Windows User Profile Service contains an unspecified vulnerability that allows for privilege escalation.

Added to KEV: 25 Apr 2022Federal remediation due: 16 May 2022

Description

Windows User Profile Service Elevation of Privilege Vulnerability

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityHigh
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 10 1507< 10.0.10240.19265
Microsoft Windows 10 1607< 10.0.14393.5066
Microsoft Windows 10 1809< 10.0.17763.2803
Microsoft Windows 10 1909< 10.0.18363.2212
Microsoft Windows 10 20h2< 10.0.19042.1645
Microsoft Windows 10 21h1< 10.0.19043.1645
Microsoft Windows 10 21h2< 10.0.19044.1645
Microsoft Windows 11 21h2< 10.0.22000.613
Microsoft Windows 7all versions
Microsoft Windows 8.1all versions
Microsoft Windows Rt 8.1all versions
Microsoft Windows Server 2008r2
Microsoft Windows Server 2012r2
Microsoft Windows Server 2016< 10.0.14393.5066
Microsoft Windows Server 2019< 10.0.17763.2803
Microsoft Windows Server 2022< 10.0.20348.643
Microsoft Windows Server 20h2< 10.0.19042.1645

Remediation

Fixed in
Microsoft Windows 10 1507≥ 10.0.10240.19265
Microsoft Windows 10 1607≥ 10.0.14393.5066
Microsoft Windows 10 1809≥ 10.0.17763.2803
Microsoft Windows 10 1909≥ 10.0.18363.2212
Microsoft Windows 10 20h2≥ 10.0.19042.1645
Microsoft Windows 10 21h1≥ 10.0.19043.1645
Microsoft Windows 10 21h2≥ 10.0.19044.1645
Microsoft Windows 11 21h2≥ 10.0.22000.613
Microsoft Windows Server 2016≥ 10.0.14393.5066
Microsoft Windows Server 2019≥ 10.0.17763.2803

References

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Frequently asked

Is CVE-2022-26904 being actively exploited?

Yes. CVE-2022-26904 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 25 Apr 2022.

How severe is CVE-2022-26904?

CVE-2022-26904 has a CVSS 3.1 base score of 7.0, rated high. EPSS estimates a 16.9% probability of exploitation.

Which products are affected by CVE-2022-26904?

Affected products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 1909, Microsoft Windows 10 20h2, and 12 more.

How do I fix CVE-2022-26904?

Upgrade affected software to a fixed version, for example Microsoft Windows 10 1507 10.0.10240.19265, Microsoft Windows 10 1607 10.0.14393.5066, Microsoft Windows 10 1809 10.0.17763.2803 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2022-26904 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.