CVE-2018-8495

A remote code execution vulnerability exists when Windows Shell improperly handles URIs, aka ...

7.5 HighPublic exploit

A remote code execution vulnerability exists when Windows Shell improperly handles URIs, aka "Windows Shell Remote Code Execution Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

51.0%Up 2.2 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

Record: CVE-2018-8495
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 7.6 HighAV:N/AC:H/Au:N/C:C/I:C/A:C
Weakness: CWE-22
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-8495
Updated: 2026-11-02

EUVDEUVD-2018-20125 No score

Record: EUVD-2018-20125
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mc99-9q9v-9cj5 7.5

A remote code execution vulnerability exists when Windows Shell improperly handles URIs, aka ...

Record: GHSA-mc99-9q9v-9cj5
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-22
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	whereisr0da/CVE-2018-8495-POC	2018-10-12

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-8495 is a high vulnerability (CVSS 7.5) in Microsoft Windows 10, published October 10, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 51.0%, the 98th percentile. No source names a fixed version.