CVEs / CVE-2016-3393

CVE-2016-3393: Microsoft Windows Graphics Device Interface (GDI) Remote Code Execution Vulnerability

Known exploited in the CISA KEV catalog since 25 May 2022
high 7.8 CVSS 3.1 (NVD)
EPSS 68.4% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

A remote code execution vulnerability exists due to the way the Windows GDI component handles objects in the memory. An attacker who successfully exploits this vulnerability could take control of the affected system.
CISA, Known Exploited Vulnerabilities catalog

Description

Graphics Device Interface (aka GDI or GDI+) 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; and Windows 10 Gold, 1511, and 1607 allows remote attackers to execute arbitrary code via a crafted web site, aka "Windows Graphics Component RCE Vulnerability."
The CVE record, via NVD · published 14 Oct 2016 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
n/a n/a	n/a	—

Exploitation

In CISA KEV since	25 May 2022
Due date for US federal agencies	15 Jun 2022
Used in ransomware campaigns	Unknown
Required action	Apply updates per vendor instructions.

Severity

CVSS 3.1	7.8 high `CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H` Scored by NVD

References

CVE-2016-3393 on NVD
CVE-2016-3393 in the CISA KEV catalog
http://www.securityfocus.com/bid/93377 Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036988 Broken Link, Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-120 Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3393 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.