CVE-2026-50524

high

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.

Vendor / product: Microsoft — .net

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.

CVSS

7.5

7.5 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity source: NVD CVSS v3.1 (secure@microsoft.com)

Timeline (UTC)

Published: 2026-07-14 20:17

Modified: 2026-10-28 20:17

NVD status: Analyzed

Last synced 14 hours ago

Verified against the source API 2026-10-28 20:34 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

microsoft / .net ≥8.0.0 <8.0.29, ≥9.0.0 <9.0.18, ≥10.0.0 <10.0.6

microsoft / visual_studio_2022 ≥17.12.0 <17.12.22, ≥17.14.0 <17.14.36

microsoft / visual_studio_2026 ≥18.7.0 <18.7.4

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

NVD CVE API 2.0 — fetched 2026-10-28 20:34 UTC · record ↗