A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts. An attacker who successfully exploited the vulnerability could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights. There are multiple ways an attacker could exploit the vulnerability: In a web-based attack scenario, an attacker could host a specially crafted website that is designed to exploit the vulnerability and then convince users to view the website. An attacker would have no way to force users to view the attacker-controlled content. Instead, an attacker would have to convince users to take action, typically by getting them to click a link in an email or instant message that takes users to the attacker's website, or by opening an attachment sent through email. In a file-sharing attack scenario, an attacker could provide a specially crafted document file designed to exploit the vulnerability and then convince users to open the document file. The security update addresses the vulnerability by correcting how the Windows font library handles embedded fonts.
This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, indicating it can be exploited remotely over the network with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 8 products from microsoft, from microsoft, from microsoft and 5 others, organizations running these solutions should prioritize assessment and patching.
First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.
2019-08-14T21:15:15.047
2026-02-20T21:18:34.437
Modified
CVSSv3.1: 8.8 (HIGH)
AV:N/AC:M/Au:N/C:C/I:C/A:C
8.6
10.0
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | microsoft | windows_10 | - | Yes |
| Operating System | microsoft | windows_10 | 1607 | Yes |
| Operating System | microsoft | windows_10 | 1703 | Yes |
| Operating System | microsoft | windows_10 | 1709 | Yes |
| Operating System | microsoft | windows_10 | 1803 | Yes |
| Operating System | microsoft | windows_10 | 1809 | Yes |
| Operating System | microsoft | windows_10 | 1903 | Yes |
| Operating System | microsoft | windows_7 | - | Yes |
| Operating System | microsoft | windows_8.1 | - | Yes |
| Operating System | microsoft | windows_rt_8.1 | - | Yes |
| Operating System | microsoft | windows_server_2008 | - | Yes |
| Operating System | microsoft | windows_server_2008 | r2 | Yes |
| Operating System | microsoft | windows_server_2012 | - | Yes |
| Operating System | microsoft | windows_server_2012 | r2 | Yes |
| Operating System | microsoft | windows_server_2016 | - | Yes |
| Operating System | microsoft | windows_server_2016 | 1803 | Yes |
| Operating System | microsoft | windows_server_2016 | 1903 | Yes |
| Operating System | microsoft | windows_server_2019 | - | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For microsoft's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.