CVE-2026-70181 ASP.NET Core - Denial of Service

ASP.NET Core contains a denial of service vulnerability caused by allocation of resources without limits or throttling, letting unauthorized attackers exhaust resources over a network, exploit requires network access.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
1.06% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-770

Vendor fix

Update to the latest version of ASP.NET Core.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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