CVE-2026-503287.5HighCWE-248

CVE-2026-50328: Windows Server Update Service (WSUS) Tampering Vulnerability

Microsoft · Windows 10 Version 1607

Vendor fix available · Affected: Microsoft Windows 10 Version 1607 · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

1.2%probability of exploitation in the next 30 days

69th percentile

050100

Higher than 69% of scored CVEs

7.5HighCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

Uncaught exception in Windows Server Update Service allows an unauthorized attacker to perform tampering over a network.

Affected products13

From the CVE record. A product or version that is not listed is unknown, not unaffected.

Microsoft · Windows 10 Version 1607from 10.0.14393.0 before 10.0.14393.9339
Microsoft · Windows 10 Version 1809from 10.0.17763.0 before 10.0.17763.9020
Microsoft · Windows Server 2012from 6.2.9200.0 before 6.2.9200.26226
Microsoft · Windows Server 2012 (Server Core installation)from 6.2.9200.0 before 6.2.9200.26226
Microsoft · Windows Server 2012 R2from 6.3.9600.0 before 6.3.9600.23291
Microsoft · Windows Server 2012 R2 (Server Core installation)from 6.3.9600.0 before 6.3.9600.23291
Microsoft · Windows Server 2016from 10.0.14393.0 before 10.0.14393.9339
Microsoft · Windows Server 2016 (Server Core installation)from 10.0.14393.0 before 10.0.14393.9339
Microsoft · Windows Server 2019from 10.0.17763.0 before 10.0.17763.9020
Microsoft · Windows Server 2019 (Server Core installation)from 10.0.17763.0 before 10.0.17763.9020
Microsoft · Windows Server 2022from 10.0.20348.0 before 10.0.20348.5386
Microsoft · Windows Server 2025from 10.0.26100.0 before 10.0.26100.33158
Microsoft · Windows Server 2025 (Server Core installation)from 10.0.26100.0 before 10.0.26100.33158

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Uncaught Exception · Input Validation and Logic
Vendor: Microsoft
Published: July 2026
Band: Possible (1 to 10%), July 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-50328 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.