Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2025-49730 — Heap-based Buffer Overflow in Microsoft Windows 10 Version 1507

CWE-122 — Heap-based Buffer OverflowCWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition6 documents5 sources
Severity
7.8HIGHNVD
EPSS
2.2%
top 15.61%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Affected products
27
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+24 more
Timeline
PublishedJul 8
Latest updateAug 11

Description

Time-of-check time-of-use (toctou) race condition in Microsoft Windows QoS scheduler allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages26 packages

▶NVDmicrosoft/windows< 10.0.14393.8246+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21073
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8246
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7558
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6093

🔴Vulnerability Details

2
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↗2025-07-08
▶
CVEList
Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability↗2025-07-08
▶

💥Exploits & PoCs

2
Exploit-DB
Microsoft Windows - Storage QoS Filter Driver Checker↗2025-08-11
▶
Exploit-DB
Microsoft Edge Renderer Process (Mojo IPC) 134.0.6998.177 - Sandbox Escape↗2025-08-11
▶

📋Vendor Advisories

1
Microsoft
Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability↗2025-07-08
▶
CVE-2025-49730 — Heap-based Buffer Overflow | cvebase