CVE-2016-7256: Microsoft Windows Open Type Font Remote Code Execution Vulnerability
Vulnerability summary
CVE-2016-7256 is a high (CVSS 9.3) vulnerability in Microsoft Windows. It is known to be exploited: CISA lists it, first on 25-05-2022. EPSS estimates a 64.59% chance of exploitation in the next 30 days, higher than 99.2% of scored vulnerabilities.
Timeline
- 10-11-2016PublishedVulnerability first disclosed.
- 25-05-2022Added to CISA KEVMicrosoft Windows Open Type Font Remote Code Execution Vulnerability
- 15-06-2022CISA remediation dueApply updates per vendor instructions.
- 21-10-2025Last modifiedVulnerability information updated.
Description
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."
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
64.59%
Chance of exploitation in the next 30 days
Percentile
99%
Versus all other CVEs
30-day change
0.00 pp
From 64.59% on 18-09-2026
Known exploited
Compare KEV catalogs
CISA KEVListed- Added
- 25-05-2022
- Federal due date
- 15-06-2022
CISA required action
Apply updates per vendor instructions. nvd.nist.gov/vuln/detail/CVE-2016-7256
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
1 vendor · 10 products
References
5 links
docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-132Vendor AdvisoryX Refsource MSPatch- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7256Government ResourceUS Government Resource