CVE-2026-96233

7.5High

Published 13 Oct 2026 · NVD status: Awaiting Analysis · AI triage by gemini-3.8-flash

7.5High

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Impact: High impact on availability
Weakness: CWE-787

Impact

Remote, unauthenticated attackers can crash your service and trigger a denial of service over the network. They only need network access to send malicious requests to the ASP.NET Core application.

Root cause

An out-of-bounds write flaw exists in ASP.NET Core memory handling.

Affected systems

Versions not listed — check the vendor advisory.

CVSS v3.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Fix & remediation

Upgrade to the patched ASP.NET Core runtime release specified in the MSRC advisory; no workaround is currently documented.

shell

$ dotnet --info

AI-suggested. Run it in staging first and check it against the vendor advisory. Why?

Ad · In-content banner

NVD description

Out-of-bounds write in ASP.NET Core allows an unauthorized attacker to deny service over a network.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96233

Source: nvd.nist.gov/vuln/detail/CVE-2026-96233