CVE-2025-49730
published 2025-07-08CVE-2025-49730: Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally.
PriorityP347high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EXPLOIT
EPSS
0.59%
44.1th percentile
Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally.
Affected
47 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_1507 | < 10.0.10240.21073 | 10.0.10240.21073 |
| microsoft | windows_10_1607 | < 10.0.14393.8246 | 10.0.14393.8246 |
| microsoft | windows_10_1809 | < 10.0.17763.7558 | 10.0.17763.7558 |
| microsoft | windows_10_21h2 | < 10.0.19044.6093 | 10.0.19044.6093 |
| microsoft | windows_10_22h2 | < 10.0.19045.6093 | 10.0.19045.6093 |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.21073 | 10.0.10240.21073 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.8246 | 10.0.14393.8246 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.7558 | 10.0.17763.7558 |
| microsoft | windows_10_version_21h2 | >= 10.0.19044.0 < 10.0.19044.6093 | 10.0.19044.6093 |
| microsoft | windows_10_version_22h2 | >= 10.0.19045.0 < 10.0.19045.6093 | 10.0.19045.6093 |
| microsoft | windows_11_22h2 | < 10.0.22621.5624 | 10.0.22621.5624 |
| microsoft | windows_11_23h2 | < 10.0.22631.5624 | 10.0.22631.5624 |
| microsoft | windows_11_24h2 | < 10.0.26100.4652 | 10.0.26100.4652 |
| microsoft | windows_11_version_22h2 | >= 10.0.22621.0 < 10.0.22621.5624 | 10.0.22621.5624 |
| microsoft | windows_11_version_22h3 | >= 10.0.22631.0 < 10.0.22631.5624 | 10.0.22631.5624 |
| microsoft | windows_11_version_23h2 | >= 10.0.22631.0 < 10.0.22631.5624 | 10.0.22631.5624 |
| microsoft | windows_11_version_24h2 | >= 10.0.26100.0 < 10.0.26100.4652 | 10.0.26100.4652 |
| microsoft | windows_server_2008 | — | — |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.1.7601.0 < 6.1.7601.27820 | 6.1.7601.27820 |
| microsoft | windows_server_2008_service_pack_2 | >= 6.0.6003.0 < 6.0.6003.23418 | 6.0.6003.23418 |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012 | >= 6.2.9200.0 < 6.2.9200.25573 | 6.2.9200.25573 |
| microsoft | windows_server_2012_r2 | >= 6.3.9600.0 < 6.3.9600.22676 | 6.3.9600.22676 |
| microsoft | windows_server_2016 | < 10.0.14393.8246 | 10.0.14393.8246 |
| microsoft | windows_server_2016 | >= 10.0.14393.0 < 10.0.14393.8246 | 10.0.14393.8246 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vendor_msrc7.8HIGH
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GHSA
GHSA-8g6c-m668-g9vj: Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally
ghsa_unreviewed·2025-07-08
CVE-2025-49730 [HIGH] CWE-122 GHSA-8g6c-m668-g9vj: Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally
Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally.
Microsoft
Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability
vendor_msrc·2025-07-08·CVSS 7.8
CVE-2025-49730 [HIGH] CWE-367 Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability
Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability
Description: Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally.
FAQ: What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Microsoft Windows QoS scheduler: Microsoft Windows QoS scheduler
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5062557
Reference: https://support.microsoft.com/h
No detection rules found.
Exploit-DB
Microsoft Windows - Storage QoS Filter Driver Checker
exploitdb·2025-08-11·CVSS 7.8
CVE-2025-49730 [HIGH] Microsoft Windows - Storage QoS Filter Driver Checker
Microsoft Windows - Storage QoS Filter Driver Checker
---
# Titles: Microsoft Windows - Storage QoS Filter Driver Checker
# Author: nu11secur1ty
# Date: 08/04/2025
# Vendor: Microsoft
# Software: https://www.microsoft.com/en-us/software-download/windows11
# Reference:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49730
## Description
This PowerShell script checks if your Windows system is vulnerable to
**CVE-2025-49730**, a critical vulnerability in the `storqosflt.sys`
Storage QoS Filter Driver.
## Features
- Detects if the `storqosflt` driver is present.
- Retrieves the driver version and compares it against the known patched
version (`10.0.26100.1`).
- Verifies the driver's digital signature to ensure authenticity.
- Calculates the SHA-256 hash of the driver file f
Exploit-DB
Microsoft Edge Renderer Process (Mojo IPC) 134.0.6998.177 - Sandbox Escape
exploitdb·2025-08-11·CVSS 8.3
CVE-2025-2783 [HIGH] Microsoft Edge Renderer Process (Mojo IPC) 134.0.6998.177 - Sandbox Escape
Microsoft Edge Renderer Process (Mojo IPC) 134.0.6998.177 - Sandbox Escape
---
# Titles: Microsoft Edge Renderer Process (Mojo IPC) 134.0.6998.177 - Sandbox Escape
# Author: nu11secur1ty
# Date: 08/07/2025
# Vendor: Microsoft
# Software: https://www.microsoft.com/en-us/software-download/windows11
# Reference:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49730
# CVE-2025-2783
## Description
This project contains a **proof-of-concept (PoC)** simulation for
**CVE-2025-2783**, a sandbox escape and privilege escalation vulnerability
affecting the Microsoft Mojo IPC subsystem on Windows 11 Pro.
The simulation demonstrates how a malicious renderer process could exploit
a crafted IPC message to escape sandbox restrictions and escalate
privileges, potentially leading to full s
No writeups or analysis indexed.
2025-07-08
Published