Microsoft System.Text.Json vulnerabilities (CVE)

CVE records published for Microsoft System.Text.Json, newest first. Follow to get an email when a new one appears.

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5.3Medium

CVE-2026-120796 yesterday

Microsoft .NET 11.0 installed on Linux; Microsoft .NET 11.0 installed on Mac OS; Microsoft .NET 11.0 installed on Windows; Microsoft System.Text.Json

Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.