Details of VAR-202603-4784

ID

VAR-202603-4784

CVE

CVE-2026-26130

TITLE

Microsoft's ASP.NET Core Vulnerability in resource allocation without restrictions or throttling in

Trust: 0.8

sources: JVNDB: JVNDB-2026-009975

DESCRIPTION

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network. Information handled by the software will not be rewritten. In addition, the software may stop functioning completely. Furthermore, attacks that exploit this vulnerability will not affect other software

Trust: 1.62

sources: NVD: CVE-2026-26130 // JVNDB: JVNDB-2026-009975

AFFECTED PRODUCTS

vendor:	microsoft	model:	asp.net core	scope:	lt	version:	9.0.14	Trust: 1.0
vendor:	microsoft	model:	asp.net core	scope:	gte	version:	9.0.0	Trust: 1.0
vendor:	microsoft	model:	asp.net core	scope:	gte	version:	8.0.0	Trust: 1.0
vendor:	microsoft	model:	asp.net core	scope:	lt	version:	10.0.4	Trust: 1.0
vendor:	microsoft	model:	asp.net core	scope:	gte	version:	10.0.0	Trust: 1.0
vendor:	microsoft	model:	asp.net core	scope:	lt	version:	8.0.25	Trust: 1.0
vendor:	マイクロソフト	model:	asp.net core	scope:	eq	version:	10.0.0 that's all 10.0.4	Trust: 0.8
vendor:	マイクロソフト	model:	asp.net core	scope:	eq	version:	8.0.0 that's all 8.0.25	Trust: 0.8
vendor:	マイクロソフト	model:	asp.net core	scope:	eq	version:	-	Trust: 0.8
vendor:	マイクロソフト	model:	asp.net core	scope:	eq	version:	9.0.0 that's all 9.0.14	Trust: 0.8
vendor:	マイクロソフト	model:	asp.net core	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2026-009975 // NVD: CVE-2026-26130

CVSS

SEVERITY

CVSSV2

CVSSV3

secure@microsoft.com:	CVE-2026-26130
value:	HIGH
Trust: 1.0
0b0ca135-0b70-47e7-9f44-1890c2a1c46c:	CVE-2026-26130
value:	HIGH
Trust: 1.0
OTHER:	JVNDB-2026-009975
value:	HIGH
Trust: 0.8

secure@microsoft.com:	CVE-2026-26130
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 2.0
OTHER:	JVNDB-2026-009975
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: JVNDB: JVNDB-2026-009975 // NVD: CVE-2026-26130 // NVD: CVE-2026-26130

PROBLEMTYPE DATA

problemtype:	CWE-770	Trust: 1.0
problemtype:	Allocation of resources without limits or throttling (CWE-770) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2026-009975 // NVD: CVE-2026-26130

PATCH

title:

CVE-2026-26130 - Security updates guide - Microsoft - ASP.NET Core Service Denial Vulnerability

url:

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26130

Trust: 0.8

sources: JVNDB: JVNDB-2026-009975

EXTERNAL IDS

db:	NVD	id:	CVE-2026-26130	Trust: 2.6
db:	JVNDB	id:	JVNDB-2026-009975	Trust: 0.8

sources: JVNDB: JVNDB-2026-009975 // NVD: CVE-2026-26130

REFERENCES

url:	https://access.redhat.com/errata/rhsa-2026:4451	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4443	Trust: 1.0
url:	https://bugzilla.redhat.com/show_bug.cgi?id=2446134	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:10082	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4445	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4450	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4458	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4453	Trust: 1.0
url:	https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-26130.json	Trust: 1.0
url:	https://msrc.microsoft.com/update-guide/vulnerability/cve-2026-26130	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:10085	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4454	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:10084	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4455	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:10091	Trust: 1.0
url:	https://access.redhat.com/security/cve/cve-2026-26130	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:10083	Trust: 1.0
url:	https://access.redhat.com/errata/rhsa-2026:4456	Trust: 1.0
url:	https://nvd.nist.gov/vuln/detail/cve-2026-26130	Trust: 0.8

sources: JVNDB: JVNDB-2026-009975 // NVD: CVE-2026-26130

SOURCES

db:	JVNDB	id:	JVNDB-2026-009975
db:	NVD	id:	CVE-2026-26130

LAST UPDATE DATE

2026-06-30T23:25:25.644000+00:00

SOURCES UPDATE DATE

db:	JVNDB	id:	JVNDB-2026-009975	date:	2026-04-06T02:59:00
db:	NVD	id:	CVE-2026-26130	date:	2026-06-30T03:17:48.197

SOURCES RELEASE DATE

db:	JVNDB	id:	JVNDB-2026-009975	date:	2026-04-06T00:00:00
db:	NVD	id:	CVE-2026-26130	date:	2026-03-10T18:18:42.223