EUVD-2025-20536

| CVE-2025-49742 HIGH
2025-07-08 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20536
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
CVE Published
Jul 08, 2025 - 17:16 nvd
HIGH 7.8

Tags

Microsoft Heap Overflow Buffer Overflow Windows 10 21h2 Windows Server 2008 Windows Server 2022 Windows Server 2025 Windows 10 1507 Windows 11 23h2 Windows Server 2016 Windows 10 1607 Windows 10 22h2 Windows 11 22h2 Windows Server 2019 Windows Server 2012 Windows 10 1809 Windows 11 24h2 Windows Server 2022 23h2

Description

Integer overflow or wraparound in Microsoft Graphics Component allows an authorized attacker to execute code locally.

Analysis

Integer overflow or wraparound in Microsoft Graphics Component allows an authorized attacker to execute code locally.

Technical Context

A buffer overflow occurs when data written to a buffer exceeds its allocated size, potentially overwriting adjacent memory and corrupting program state. This vulnerability is classified as Heap-based Buffer Overflow (CWE-122).

Affected Products

Affected products: Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809

Remediation

Use memory-safe languages or bounds-checked functions. Enable ASLR, DEP/NX, and stack canaries. Apply vendor patches promptly.

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +39
POC: 0

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EUVD-2025-20536 vulnerability details – vuln.today
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