Vulnary
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Critical· 9.8

CVE-2024-30080

Microsoft Message Queuing (MSMQ) has a critical remote code execution vulnerability (CVE-2024-30080) affecting numerous Windows 10, 11, and Server versions. The flaw stems from a use-after-free weakness (CWE-416) and can be reached over a network without authentication or user interaction.

publishedJun 11, 2024
last modifiedJul 20, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
43%
99th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 3, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

Windows 10 (1507, 1607, 1809, 21H1), Windows 11 (21H2, 22H2, 23H2), and Windows Server 2008, 2008 R2, 2012, 2012 R2, 2016, 2019, and 2022.

02

Real-world impact

If exploited, an attacker could run arbitrary code on affected systems with full control over confidentiality, integrity, and availability, potentially compromising entire networks.

03

Why this severity

Critical (CVSS 9.8) means the vulnerability is easy to exploit remotely and can cause severe damage without any privileges or user action.

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. Jun 11, 2024 · Jun 11, 2024
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 20, 2026 · 17d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →