← Vulnerability feed

Vulnerability record · CVE-2026-45646 · published 14 July 2026

CVE-2026-45646: Microsoft asp.net core odata allocation without limits vulnerability

Microsoft · Asp.Net Core Odata

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

7.5 CVSS 3.1 High EPSS 1.2% · top 33.7% CWE-770 · Allocation without limits
7.5CVSS 3.1 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
1References
16 Jul 2026Last modified by NVD

Description

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

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45646 Vendor Advisory

Track CVE-2026-45646 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2026-50506Microsoft asp.net core odata allocation without limits vulnerabilityAllocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.EPSS 1.2%8.6CVE-2020-3569Cisco IOS XR DVMRP IGMP packet handling memory exhaustionCisco IOS XR Software mishandles IGMP packets in its Distance Vector Multicast Routing Protocol (DVMRP) feature, allowing crafted traffic to crash th…KEVEPSS 3.3%analysed8.6CVE-2020-3566Cisco IOS XR DVMRP IGMP queue flaw causes memory exhaustionCisco IOS XR Software mishandles queue management for IGMP packets in its DVMRP feature, allowing uncontrolled memory consumption. An unauthenticated…KEVEPSS 3.7%analysed

Source: NIST National Vulnerability Database (record CVE-2026-45646), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.