Product overview
Word is tracked by BlackTree as a server-side software product. Its lifecycle page separates release identity, maintenance and security boundaries using the publisher's registered source.
Main capabilities
- Networked or application service delivery
- Administrative and operational interfaces
- Versioned maintenance and security updates
Typical use
Used to provide application, infrastructure or operational services to other systems and users.
Deployment
Deployed on servers, virtual machines, containers or managed infrastructure.
This category-level context is generated from the registered product identity. Confirm exact product capabilities on the publisher's page ↗.
Collected lifecycle data
| Product | Word |
|---|
| Release | 2021 |
|---|
| End of Modern Lifecycle Policy | 14 October 2026 |
|---|
| Date precision | Day |
|---|
Known exploited vulnerabilities
Catalogue updated 11 Sep 2026These are product-family matches in the CISA Known Exploited Vulnerabilities catalogue. Confirm the affected product version in the vendor advisory.
Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability
Microsoft Office Word contains a reliance on untrusted inputs in a security decision vulnerability that could allow an authorized attacker to elevate privileges locally.
Microsoft · OfficeRansomware use: Unknown
CISA entry ↗Microsoft Windows Remote Code Execution Vulnerability
Microsoft Windows Kernel contains an unspecified vulnerability in the TrueType font parsing engine in win32k.sys in the kernel-mode drivers that allows remote attackers to execute arbitrary code via crafted font data in a Word document or web page.
Microsoft · WindowsRansomware use: Unknown
CISA entry ↗Microsoft WordPad Information Disclosure Vulnerability
Microsoft WordPad contains an unspecified vulnerability that allows for information disclosure.
Microsoft · WordPadRansomware use: Unknown
CISA entry ↗Microsoft Word Information Disclosure Vulnerability
Microsoft Word contains an unspecified vulnerability that allows for information disclosure.
Microsoft · WordRansomware use: Unknown
CISA entry ↗Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability
A remote code execution vulnerability exists when MSDT is called using the URL protocol from a calling application such as Word. An attacker who successfully exploits this vulnerability can run code with the privileges of the calling application.
Microsoft · WindowsRansomware use: Known
CISA entry ↗Microsoft Office Buffer Overflow Vulnerability
Microsoft Office contains a buffer overflow vulnerability that allows remote attackers to execute code via a Word document with a crafted tag containing an invalid length field.
Microsoft · OfficeRansomware use: Unknown
CISA entry ↗Showing the 6 most recently added of 11 product-family matches.
Package vulnerability advisories
OSV advisories are matched through the registered package URL. A package-family match does not prove that the installed release is affected. Check the affected and fixed versions before remediation.
No package advisories have been linked for this product identity.
This is not evidence that the product has no vulnerabilities.
Source evidence
PRIMARYReady
Microsoft lifecycle discovery
{"display_products": ["Office"], "end": "2026-10-14T06:59:59.999Z", "last_modified": "2021-10-14T00:00:00Z", "locale": "en-us", "products": ["office"], "start": "2021-10-05T08:00:00Z", "summary": "Word 2021 follows the Modern Lifecycle Policy.", "title": "Word 2021", "url": "/lifecycle/products/word-2021"}
Official vendor lifecycle or product-change property. Extracted records require human review.
First collected 25 Aug 2026 · Last collected 12 Sep 2026 · Review state accepted
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