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High severity7.8NVD Advisory· Published Aug 11, 2026· Updated Sep 3, 2026

CVE-2026-58641

CVE-2026-58641

Description

Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.

Affected products

5
  • Microsoft/Net2 versions
    cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*range: >=8.0.0,<8.0.30
    • (no CPE)
  • Net\/.NETllm-fuzzy
  • osv-coords2 versions
    pkg:bitnami/dotnetpkg:bitnami/dotnet-sdk
    >= 8.0.0, < 8.0.30+ 1 more
    • (no CPE)range: >= 8.0.0, < 8.0.30
    • (no CPE)range: >= 8.0.0, < 8.0.30

Patches

Vulnerability mechanics

References

1

News mentions

2