BaselineWatch
Desk

CVE-2026-70175

8.1 high SSVC exploitation: none Published

Improper authentication in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.

Fix

Microsoft's update · Important

  • Release Notes — Microsoft Visual Studio 2026 version 18.10 · build 18.10.4 · restart required
  • Release Notes — Microsoft Visual Studio 2022 version 17.14 · build 17.14.42 · restart required
  • KB5130034 — ASP.NET Core 8.0 · build 8.0.32
  • KB5130035 — ASP.NET Core 9.0 · build 9.0.21
  • KB5130036 — ASP.NET Core 10.0 · build 10.0.13

From the 2026-Oct release note of Microsoft's Security Update Guide, revised 2026-10-28 · Exploitation Less Likely.

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 2

  1. StatusAwaiting Analysis → PublishedNVD modified 2026-10-19 19:35
  2. First seenCVSS 8.1NVD modified 2026-10-14 04:18

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 1