# Xen vulnerabilities > Xen has 476 published vulnerabilities across 5 products in our catalogue. None of them is on the list of flaws known to be exploited today. The most affected product is Xen, with 473. If you run Xen software, patch the exploited flaws first. Canonical page: https://www.precursorintelligence.com/vendors/xen ## At a glance - **Published vulnerabilities:** 476 - **Known to be exploited:** 0 - **Products:** 5 - **Versions:** 145 ## Which Xen products have the most vulnerabilities? - [Xen](https://www.precursorintelligence.com/product/xen/xen): 473 published vulnerabilities, 144 versions - [Xapi](https://www.precursorintelligence.com/product/xen/xapi): 2 published vulnerabilities, 1 version - [Qemu](https://www.precursorintelligence.com/product/xen/qemu): 1 published vulnerability, 0 versions - [Xen Flask Module](https://www.precursorintelligence.com/product/xen/xen_flask_module): 1 published vulnerability, 0 versions - [Xen-Unstable](https://www.precursorintelligence.com/product/xen/xen-unstable): 1 published vulnerability, 0 versions Each product page lists its own known-exploited flaws. ## Which Xen vulnerabilities are being exploited? None of Xen's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list. ## Which Xen 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-2015-3456](https://www.precursorintelligence.com/what-is/cve-2015-3456): 15%, High (CVSS 7.7) - [CVE-2015-5165](https://www.precursorintelligence.com/what-is/cve-2015-5165): 13%, Critical (CVSS 9.3) - [CVE-2023-20588](https://www.precursorintelligence.com/what-is/cve-2023-20588): 11%, Medium (CVSS 5.5) - [CVE-2022-21123](https://www.precursorintelligence.com/what-is/cve-2022-21123): 6.9%, Medium (CVSS 5.5) - [CVE-2022-21125](https://www.precursorintelligence.com/what-is/cve-2022-21125): 6.5%, Medium (CVSS 5.5) - [CVE-2022-21166](https://www.precursorintelligence.com/what-is/cve-2022-21166): 6.5%, Medium (CVSS 5.5) - [CVE-2022-21127](https://www.precursorintelligence.com/what-is/cve-2022-21127): 5.5%, Medium (CVSS 5.5) - [CVE-2023-20593](https://www.precursorintelligence.com/what-is/cve-2023-20593): 5.2%, Medium (CVSS 5.5) ## All Xen products we track 2 products with at least one tracked version, most vulnerabilities first: - [Xen](https://www.precursorintelligence.com/product/xen/xen): 473 vulnerabilities, 144 versions - [Xapi](https://www.precursorintelligence.com/product/xen/xapi): 2 vulnerabilities, 1 version ## Questions ### How many vulnerabilities does Xen have? Our catalogue lists 476 published vulnerabilities across 5 products and 145 versions from Xen. ### Which Xen vulnerabilities are being exploited? None of Xen's vulnerabilities is on the list of flaws known to be exploited today. ### Which Xen product has the most vulnerabilities? Xen, with 473 published vulnerabilities. Its own page lists the ones known to be exploited. ### How do I get alerts for new Xen vulnerabilities? Create a Precursor Intelligence account and track the Xen products you run. We match them against every published flaw, give each one a risk score from 0 to 100 and tell you as soon as we spot one that affects you, by email, in the app or by webhook. ## Running Xen? 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