What is CVE-2018-1016?

CVE-2018-1016 is a high-severity vulnerability in Microsoft Windows 10, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2018-04-12.

How severe is CVE-2018-1016?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2018-1016 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Microsoft Windows 10

CVE-2018-1016

A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts, aka "Microsoft Graphics Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-1010, CVE-2018-1012, CVE-2018-1013, CVE-2018-1015.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2018-04-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.233 (97.7th percentile), scored 2026-10-02.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.237 · newest: 0.233 · change: -0.004

Affected products

Microsoft Windows 10 — versions 1511, 1607, 1703
Microsoft Windows 7
Microsoft Windows 8.1
Microsoft Windows Rt 8.1
Microsoft Windows Server 2008 — versions r2
Microsoft Windows Server 2012 — versions r2
Microsoft Windows Server 2016 — versions 1709

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-1016 (Patch, Vendor Advisory)
www.securitytracker.com/id/1040656 (VDB Entry, Third Party Advisory, vdb-entry)
www.securityfocus.com/bid/103601 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-1016?: CVE-2018-1016 is a high-severity vulnerability in Microsoft Windows 10, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2018-04-12.
How severe is CVE-2018-1016?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-1016 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.