# Visio Viewer vulnerabilities > Visio Viewer is made by Microsoft. We track 9 published vulnerabilities in it, across 4 versions. 1 of them is on the list of flaws known to be exploited, the newest added on 3 November 2021. If you run Visio Viewer, check your version against the exploited flaws below and patch those first. Canonical page: https://www.precursorintelligence.com/product/microsoft/visio_viewer ## At a glance - **Made by:** [Microsoft](https://www.precursorintelligence.com/vendors/microsoft) - **Published vulnerabilities:** 9 - **Known to be exploited:** 1 - **Versions tracked:** 4 - **Most recently added to the known-exploited list:** [CVE-2016-3235](https://www.precursorintelligence.com/what-is/cve-2016-3235), 3 November 2021. We keep watching the list. ## Which versions of Visio Viewer do the exploited flaws hit? Each exploited flaw lists the versions it affects, as published. - [CVE-2016-3235](https://www.precursorintelligence.com/what-is/cve-2016-3235) (Microsoft Office OLE DLL Side Loading Vulnerability): 2007-sp3, 2010 ## Which Visio Viewer vulnerabilities are being exploited? 1 flaw is on the government list of vulnerabilities known to be exploited, newest first: - [CVE-2016-3235](https://www.precursorintelligence.com/what-is/cve-2016-3235): Microsoft Office OLE DLL Side Loading Vulnerability. High, CVSS 7.8, chance of use in 30 days 43%, known exploited since 3 November 2021. ## Which Visio Viewer flaws are most likely to be used? Ranked by the latest exploit-likelihood forecast (the chance each flaw is used in an attack in the next 30 days): - [CVE-2016-3235](https://www.precursorintelligence.com/what-is/cve-2016-3235): 43%, High (CVSS 7.8), known exploited - [CVE-2013-0079](https://www.precursorintelligence.com/what-is/cve-2013-0079): 27%, Critical (CVSS 9.3) - [CVE-2012-0018](https://www.precursorintelligence.com/what-is/cve-2012-0018): 25%, Critical (CVSS 9.3) - [CVE-2012-1888](https://www.precursorintelligence.com/what-is/cve-2012-1888): 24%, Critical (CVSS 9.3) - [CVE-2012-0020](https://www.precursorintelligence.com/what-is/cve-2012-0020): 20%, Critical (CVSS 9.3) - [CVE-2012-0019](https://www.precursorintelligence.com/what-is/cve-2012-0019): 20%, Critical (CVSS 9.3) - [CVE-2012-0136](https://www.precursorintelligence.com/what-is/cve-2012-0136): 20%, Critical (CVSS 9.3) - [CVE-2012-0137](https://www.precursorintelligence.com/what-is/cve-2012-0137): 20%, Critical (CVSS 9.3) - [CVE-2012-0138](https://www.precursorintelligence.com/what-is/cve-2012-0138): 20%, Critical (CVSS 9.3) ## Questions ### How many vulnerabilities does Visio Viewer have? We track 9 published vulnerabilities listed under the name Visio Viewer, across 4 versions. The most recent Visio Viewer flaw added to the known-exploited list is CVE-2016-3235, on 3 November 2021. ### Which Visio Viewer vulnerabilities are being exploited? 1 is on the list of flaws known to be exploited. The most recently added is CVE-2016-3235. ### Which versions of Visio Viewer do the exploited flaws affect? Each flaw names its own versions, usually as ranges. The newest, CVE-2016-3235, affects 2007-sp3, 2010. The versions for every exploited flaw are listed on this page. ### How do I get alerts for Visio Viewer? Create a Precursor Intelligence account and track Visio Viewer. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook. ## Running Visio Viewer? Precursor Intelligence keeps checking for you: - **Tell us what you run.** Pick your software from a list, or let us work it out from your website. - **We match it to every flaw.** Over 400,000 published flaws, checked against your list. - **Ranked by real-world risk.** Every flaw gets a 0 to 100 risk score, kept up to date, led by evidence criminals are using it. - **Told as soon as we know.** An alert by email, in the app or by webhook to your own tools. Start free (no card, nothing to install): https://www.precursorintelligence.com/register Book a demo: https://www.precursorintelligence.com/contact