CVE-2016-7256

atmfd.dll in the Windows font library in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and...

8.8 HighIn KEV

atmfd.dll in the Windows font library in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allows remote attackers to execute arbitrary code via a crafted web site, aka "Open Type Font Remote Code Execution Vulnerability."

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

64.6%Up 33.4 points since Feb 4, 2022

What each source reports

NVD Score used 8.8

Record: CVE-2016-7256
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Updated: 2026-11-02

CVE List 8.8

Record: CVE-2016-7256
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

EUVDEUVD-2016-8112 8.8

Record: EUVD-2016-8112
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-cx4j-72f6-rmxr 8.8

atmfd.dll in the Windows font library in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and...

Record: GHSA-cx4j-72f6-rmxr
CVSS 3.0: 8.8 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-284
Updated: 2026-11-02

CISA KEV No score

Microsoft Windows Open Type Font Remote Code Execution Vulnerability

A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts. An attacker who successfully exploits this vulnerability could take control of the affected system.

Record: CVE-2016-7256
Weakness: CWE-284
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	exploitation
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, CISA KEV, NVD

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

In short

CVE-2016-7256 is a high vulnerability (CVSS 8.8) in Microsoft Windows, published November 10, 2016. CISA lists it as known to be exploited, since May 25, 2022. EUVD reports exploitation since May 25, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 64.6%, the 99th percentile. No source names a fixed version.