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CVE-2026-26154
HIGH7.5
Description
Improper input validation in Windows Server Update Service allows an unauthorized attacker to perform tampering over a network.
CVE Details
CVSS v3.1 Score7.5
SeverityHIGH
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack VectorNETWORK
ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
Published4/14/2026
Last Modified4/17/2026
Sourcenvd
Honeypot Sightings0
Weaknesses (CWE)
CWE-20
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26154(secure@microsoft.com)
IOC Correlations
No correlations recorded
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