# Qos vulnerabilities > Qos has 10 published vulnerabilities across 3 products in our catalogue. None of them is on the list of flaws known to be exploited today. The most affected product is Reload4j, with 5. If you run Qos software, patch the exploited flaws first. Canonical page: https://www.precursorintelligence.com/vendors/qos ## At a glance - **Published vulnerabilities:** 10 - **Known to be exploited:** 0 - **Products:** 3 - **Versions:** 174 ## Which Qos products have the most vulnerabilities? - [Reload4j](https://www.precursorintelligence.com/product/qos/reload4j): 5 published vulnerabilities, 31 versions - [Logback](https://www.precursorintelligence.com/product/qos/logback): 4 published vulnerabilities, 84 versions - [Slf4j](https://www.precursorintelligence.com/product/qos/slf4j): 1 published vulnerability, 59 versions Each product page lists its own known-exploited flaws. ## Which Qos vulnerabilities are being exploited? None of Qos's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list. ## Which Qos 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-2022-23305](https://www.precursorintelligence.com/what-is/cve-2022-23305): 67%, Critical (CVSS 9.8) - [CVE-2022-23302](https://www.precursorintelligence.com/what-is/cve-2022-23302): 64%, High (CVSS 8.8) - [CVE-2022-23307](https://www.precursorintelligence.com/what-is/cve-2022-23307): 54%, High (CVSS 8.8) - [CVE-2018-8088](https://www.precursorintelligence.com/what-is/cve-2018-8088): 15%, Critical (CVSS 9.8) - [CVE-2020-9488](https://www.precursorintelligence.com/what-is/cve-2020-9488): 8.2%, Low (CVSS 3.7) - [CVE-2017-5929](https://www.precursorintelligence.com/what-is/cve-2017-5929): 7.5%, Critical (CVSS 9.8) - [CVE-2021-42550](https://www.precursorintelligence.com/what-is/cve-2021-42550): 4.8%, Medium (CVSS 6.6) - [CVE-2020-9493](https://www.precursorintelligence.com/what-is/cve-2020-9493): 4.6%, Critical (CVSS 9.8) - [CVE-2023-6378](https://www.precursorintelligence.com/what-is/cve-2023-6378): 0.9%, High (CVSS 7.5) - [CVE-2023-6481](https://www.precursorintelligence.com/what-is/cve-2023-6481): 0.7%, High (CVSS 7.5) ## All Qos products we track 3 products with at least one tracked version, most vulnerabilities first: - [Reload4j](https://www.precursorintelligence.com/product/qos/reload4j): 5 vulnerabilities, 31 versions - [Logback](https://www.precursorintelligence.com/product/qos/logback): 4 vulnerabilities, 84 versions - [Slf4j](https://www.precursorintelligence.com/product/qos/slf4j): 1 vulnerability, 59 versions ## Questions ### How many vulnerabilities does Qos have? Our catalogue lists 10 published vulnerabilities across 3 products and 174 versions from Qos. ### Which Qos vulnerabilities are being exploited? None of Qos's vulnerabilities is on the list of flaws known to be exploited today. ### Which Qos product has the most vulnerabilities? Reload4j, with 5 published vulnerabilities. Its own page lists the ones known to be exploited. ### How do I get alerts for new Qos vulnerabilities? Create a Precursor Intelligence account and track the Qos 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 Qos? 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