CVE-2026-56170General(apple / .net)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch apple .net systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

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

apple CVEs Back to dashboard

1.5/ 10 priority

Sources & remediation

Patch / fix

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56170

Weakness type (CWE)

CWE-770

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

.net
linux_kernel
macos
windows

Threat summary

Patch or workaround signal is available
2 mentions across 2 observed days
Momentum state: stable

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
General: 1 classified signal
Peaked 1d ago at 1 mentions (2026-07-15); latest day: 1
2 total mentions across 2 days

Affected systems

Vendors

apple linux microsoft

Products

.netlinux_kernelmacoswindows

1 version affected across 4 products

Deep dive

Activity timeline2 mentions / 2d

Signal classification2 categories

General

150.0%

Patch

150.0%

Referenced assets3 URLs

By indicator

Classification over time

Date	Total	Labels

2026-07-15	1	General1
2026-07-18	1	Patch1

Full discourse2 posts

VulniPulse@vulnipulse88d
Patch
⚠️ Linux dotnet9-0 alert: CVE-2026-56170 (CVSS 7.5) Attackers could disrupt service or cause a denial of service. Upgrade to a vendor-listed fixed release. https://vulnipulse.com/advisories/linux-cve-2026-56170 #Linux #dotnet90 #CyberSecurity #CVE
Post summary
The advisory highlights CVE‑2026‑56170 as a denial‑of‑service vulnerability in Linux dotnet9.0, urging users to update to a fixed vendor release without discussing exploits, PoCs, or active attacks.
0000047
6 followersView on X
Windows Forum@windowsforum91d
General
🪟 CVE-2026-56170 is a DoS warning with the important bits still missing: affected versions, severity, exploit path, and fix. For now, monitor—don’t panic-rebuild your http://ASP.NET empire. https://windowsforum.com/threads/cve-2026-56170-asp-net-core-dos-details-and-fix-still-pending.438256/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #SecurityUpdates #DenialOfService #AspNetCore #Cve2026… https://t.co/wBJpIzcYMU
Post summary
The tweet alerts that CVE‑2026‑56170 is a DoS vulnerability but emphasizes critical information is still missing, and it does not provide proof of concept, exploitation tools, patch details, or evidence of active attacks.
0000051
1.2K followersView on X

CPE platform detail4 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

4 of 4 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	apple	macos	-	-	-
OS	linux	linux_kernel	-	-	-
App	microsoft	.net	-	-	-
OS	microsoft	windows	-	-	-

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