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Δ / VULNERABILITY RECORD

CVE-2026-26131.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.8No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Mar 10, 2026

Disclosure summary

Incorrect default permissions in .NET allows an authorized attacker to elevate privileges locally.

Source-reported weakness categories

CWE-276

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2026-Mar

Open original source · Updated Mar 10, 2026

.NET Elevation of Privilege Vulnerability

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 7.8

VendorProduct / associationVersion / bounds
Microsoft update guide.NET 10.0 installed on Linux (MSRC status code 3)

Vendor remediation references

Original records & references

PUBLISHED 2026-03-10T03:00:00-04:00
MODIFIED 2026-03-10T03:00:00-04:00
INGESTED 2026-10-08T12:45:10-04:00