---
id: CVE-2026-45646
title: >-
  Allocation of resources without limits or throttling in ASP.NET Core allows an
  unauthorized attacker to deny service over a network.
summary: >-
  Allocation of resources without limits or throttling in ASP.NET Core allows an
  unauthorized attacker to deny service over a network.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-770
vendor: microsoft
product: asp.net_core_odata
affected:
  - asp.net_core_odata < 9.5.0
  - odata_web_api < 7.8.0
patched:
  - asp.net_core_odata 9.5.0
  - odata_web_api 7.8.0
published: '2026-07-14'
updated: '2026-07-16'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-45646'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45646'
    label: secure@microsoft.com
tags:
  - nvd
  - cve.org
epss: 0.01174
epssPercentile: 0.66191
ingestedAt: '2026-07-17T13:12:08.833Z'
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-07-14T18:12:04.850194Z'
---

## Overview

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

## Affected

- `asp.net_core_odata < 9.5.0`
- `odata_web_api < 7.8.0`

## Remediation

Upgrade past the affected range:

- `asp.net_core_odata 9.5.0`
- `odata_web_api 7.8.0`