# CVE-2016-7193: Microsoft Office Memory Corruption Vulnerability

Source: https://junglewise.ai/threats/cve-2016-7193-microsoft-office-memory-corruption-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-03-03. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2016-7193 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2022-03-03

A memory corruption vulnerability in Microsoft Office and Word allows remote attackers to execute arbitrary code via a specially crafted RTF document. The flaw stems from improper restriction of operations within the bounds of a memory buffer.

Technologies: [Microsoft Office](https://junglewise.ai/threats/technologies/office). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2016-7193 exploited in the wild?** Yes. CVE-2016-7193 is known to be exploited in the wild, first recorded on 3 March 2022. Treat it as urgent.

**How severe is CVE-2016-7193?** Critical severity, with a CVSS score of 7.8, published 3 March 2022.

**Which products and versions are affected?** Microsoft Word 2007 SP2; Microsoft Office 2010 SP2; Microsoft Word 2013 SP1; Microsoft Word 2013 RT SP1; and 10 more.

**Is there a fix for CVE-2016-7193?** A patch was published on 2016-10-11: Microsoft released security bulletin MS16-121 to address the vulnerability. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2016-7193 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2016-7193?** Check whether you run Microsoft Office. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Microsoft Word 2007 SP2
- Microsoft Office 2010 SP2
- Microsoft Word 2013 SP1
- Microsoft Word 2013 RT SP1
- Microsoft Word 2016
- Microsoft Word for Mac 2011
- Microsoft Word 2016 for Mac
- Microsoft Office Compatibility Pack SP3
- Microsoft Word Viewer
- Microsoft Word Automation Services on SharePoint Server 2010 SP2
- Microsoft Word Automation Services on SharePoint Server 2013 SP1
- Microsoft Office Web Apps 2010 SP2
- Microsoft Office Web Apps Server 2013 SP1
- Microsoft Office Online Server

## Timeline

- 2016-10-11: patched: Microsoft released security bulletin MS16-121 to address the vulnerability.
- 2022-03-03: kev added: CISA added this vulnerability to the Known Exploited Vulnerabilities (KEV) catalog.
- 2022-03-03: disclosed

## Related threats

- [Microsoft Office Outlook user warning spoofing vulnerability](https://junglewise.ai/threats/cve-2026-124194-microsoft-office-outlook-missing-user-interaction-for)
- [Microsoft Office heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-122198-heap-based-buffer-overflow-in-microsoft-office-allows-an)
- [Microsoft Office heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-120003-heap-based-buffer-overflow-in-microsoft-office-allows-an)
- [Microsoft Office UI security feature bypass](https://junglewise.ai/threats/cve-2026-119998-product-ui-does-not-warn-user-of-unsafe-actions-in-microsoft)
- [Microsoft Office heap-based buffer overflow](https://junglewise.ai/threats/cve-2026-116717-heap-based-buffer-overflow-in-microsoft-office-allows-an)