What is the CVSS score of EUVD-2025-20535?

EUVD-2025-20535 has a CVSS 3.1 base score of 7.0 (High). CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.9%.

Which versions of Windows 10 1507 are affected by EUVD-2025-20535?

CVE-2025-49744 is a high-severity heap-based buffer overflow in Microsoft Graphics Component that permits authenticated local attackers to escalate privileges.. A patch is available.

Is there a public PoC exploit available for EUVD-2025-20535?

Yes, a public proof-of-concept exploit is available for EUVD-2025-20535. Prioritise patching immediately. EPSS: 0.9%.

How to fix or mitigate EUVD-2025-20535?

Within 24 hours: Identify all Windows systems running Microsoft Graphics Component and assess which have local user accounts requiring privilege isolation. Within 7 days: Apply vendor-released patch to all affected systems, prioritizing workstations with administrative users and servers. Within 30 days: Verify patch deployment across the environment and review access controls for local user accounts to enforce principle of least privilege.

Windows 10 1507 EUVD-2025-20535

| CVE-2025-49744 HIGH

Heap-based Buffer Overflow (CWE-122)

2025-07-08 secure@microsoft.com

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

7.0

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Updated

Apr 16, 2026 - 06:28 EUVD-patch-fix

executive_summary

Re-analysis Queued

Apr 16, 2026 - 05:29 backfill_euvd_patch

patch_released

Patch available

Apr 16, 2026 - 05:29 EUVD

10.0.20348.3932,10.0.17763.7558,10.0.26100.4652

EUVD ID Assigned

Mar 16, 2026 - 04:21 euvd

EUVD-2025-20535

Analysis Generated

Mar 16, 2026 - 04:21 vuln.today

PoC Detected

Jul 17, 2025 - 21:59 vuln.today

Public exploit code

CVE Published

Jul 08, 2025 - 17:16 nvd

HIGH 7.0

DescriptionNVD

Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

Analysis

Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

Technical ContextAI

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).

RemediationAI

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

More from same product – last 7 days

CVE-2026-10044 HIGH This Week POC

8.2 May 28

{filename} endpoint. The flawed traversal guard only rejects forward slashes and '..' sequences, so absolute Windows pat

CVE-2026-40412 CRITICAL Monitor

10.0 May 22

Remote code execution in Microsoft Azure Orbital Spatio allows unauthenticated network attackers to upload dangerous fil

CVE-2026-41104 CRITICAL Monitor

10.0 May 22

Unsafe deserialization in Microsoft Planetary Computer Pro (Geocatalog) lets a remote unauthenticated attacker craft mal

CVE-2026-23652 CRITICAL Monitor

10.0 May 22

Remote code execution in Microsoft Power Pages allows unauthenticated network attackers to inject and execute operating-

CVE-2026-47280 CRITICAL Monitor

10.0 May 22

Privilege elevation in Microsoft Azure Resource Manager (ARM) allows remote unauthenticated attackers to bypass authenti

EUVD-2025-20535 vulnerability details – vuln.today

Back

Windows 10 1507 EUVD-2025-20535

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

Analysis

Technical ContextAI

RemediationAI

More from same product – last 7 days

Share

External POC / Exploit Code