# Opcfoundation vulnerabilities > Opcfoundation has 26 published vulnerabilities across 13 products in our catalogue. None of them is on the list of flaws known to be exploited today. The most affected product is Ua .net Standard Stack, with 9. If you run Opcfoundation software, patch the exploited flaws first. Canonical page: https://www.precursorintelligence.com/vendors/opcfoundation ## At a glance - **Published vulnerabilities:** 26 - **Known to be exploited:** 0 - **Products:** 13 - **Versions:** 85 ## Which Opcfoundation products have the most vulnerabilities? - [Ua .net Standard Stack](https://www.precursorintelligence.com/product/opcfoundation/ua_.net_standard_stack): 9 published vulnerabilities, 23 versions - [Ua-.netstandard](https://www.precursorintelligence.com/product/opcfoundation/ua-.netstandard): 6 published vulnerabilities, 14 versions - [Ua-.net-Legacy](https://www.precursorintelligence.com/product/opcfoundation/ua-.net-legacy): 5 published vulnerabilities, 5 versions - [Local Discovery Server](https://www.precursorintelligence.com/product/opcfoundation/local_discovery_server): 3 published vulnerabilities, 7 versions - [Unified Architecture .net-Standard](https://www.precursorintelligence.com/product/opcfoundation/unified_architecture_.net-standard): 2 published vulnerabilities, 8 versions - [Ua-Java](https://www.precursorintelligence.com/product/opcfoundation/ua-java): 2 published vulnerabilities, 8 versions - [Ua Java Legacy](https://www.precursorintelligence.com/product/opcfoundation/ua_java_legacy): 1 published vulnerability, 1 version - [Netstandard.opc.ua](https://www.precursorintelligence.com/product/opcfoundation/netstandard.opc.ua): 1 published vulnerability, 5 versions - [Ua-Nodeset](https://www.precursorintelligence.com/product/opcfoundation/ua-nodeset): 1 published vulnerability, 0 versions - [Unified Architecture Ansic](https://www.precursorintelligence.com/product/opcfoundation/unified_architecture_ansic): 1 published vulnerability, 3 versions Each product page lists its own known-exploited flaws. ## Which Opcfoundation vulnerabilities are being exploited? None of Opcfoundation's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list. ## Which Opcfoundation 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-2018-12086](https://www.precursorintelligence.com/what-is/cve-2018-12086): 12%, High (CVSS 7.5) - [CVE-2020-8867](https://www.precursorintelligence.com/what-is/cve-2020-8867): 2.6%, High (CVSS 7.5) - [CVE-2021-40142](https://www.precursorintelligence.com/what-is/cve-2021-40142): 2.6%, High (CVSS 7.5) - [CVE-2022-30551](https://www.precursorintelligence.com/what-is/cve-2022-30551): 2.1%, High (CVSS 7.5) - [CVE-2022-29864](https://www.precursorintelligence.com/what-is/cve-2022-29864): 2.0%, High (CVSS 7.5) - [CVE-2021-27432](https://www.precursorintelligence.com/what-is/cve-2021-27432): 1.9%, High (CVSS 7.5) - [CVE-2022-29862](https://www.precursorintelligence.com/what-is/cve-2022-29862): 1.7%, High (CVSS 7.5) - [CVE-2022-29866](https://www.precursorintelligence.com/what-is/cve-2022-29866): 1.7%, High (CVSS 7.5) - [CVE-2022-29865](https://www.precursorintelligence.com/what-is/cve-2022-29865): 1.6%, High (CVSS 7.5) - [CVE-2018-12585](https://www.precursorintelligence.com/what-is/cve-2018-12585): 1.6%, High (CVSS 8.2) ## All Opcfoundation products we track 11 products with at least one tracked version, most vulnerabilities first: - [Ua .net Standard Stack](https://www.precursorintelligence.com/product/opcfoundation/ua_.net_standard_stack): 9 vulnerabilities, 23 versions - [Ua-.netstandard](https://www.precursorintelligence.com/product/opcfoundation/ua-.netstandard): 6 vulnerabilities, 14 versions - [Ua-.net-Legacy](https://www.precursorintelligence.com/product/opcfoundation/ua-.net-legacy): 5 vulnerabilities, 5 versions - [Local Discovery Server](https://www.precursorintelligence.com/product/opcfoundation/local_discovery_server): 3 vulnerabilities, 7 versions - [Unified Architecture .net-Standard](https://www.precursorintelligence.com/product/opcfoundation/unified_architecture_.net-standard): 2 vulnerabilities, 8 versions - [Ua-Java](https://www.precursorintelligence.com/product/opcfoundation/ua-java): 2 vulnerabilities, 8 versions - [Ua Java Legacy](https://www.precursorintelligence.com/product/opcfoundation/ua_java_legacy): 1 vulnerability, 1 version - [Netstandard.opc.ua](https://www.precursorintelligence.com/product/opcfoundation/netstandard.opc.ua): 1 vulnerability, 5 versions - [Unified Architecture Ansic](https://www.precursorintelligence.com/product/opcfoundation/unified_architecture_ansic): 1 vulnerability, 3 versions - [Unified Architecture-Java](https://www.precursorintelligence.com/product/opcfoundation/unified_architecture-java): 1 vulnerability, 7 versions - [Unified Architecture-.net-Legacy](https://www.precursorintelligence.com/product/opcfoundation/unified_architecture-.net-legacy): 1 vulnerability, 4 versions ## Questions ### How many vulnerabilities does Opcfoundation have? Our catalogue lists 26 published vulnerabilities across 13 products and 85 versions from Opcfoundation. ### Which Opcfoundation vulnerabilities are being exploited? None of Opcfoundation's vulnerabilities is on the list of flaws known to be exploited today. ### Which Opcfoundation product has the most vulnerabilities? Ua .net Standard Stack, with 9 published vulnerabilities. Its own page lists the ones known to be exploited. ### How do I get alerts for new Opcfoundation vulnerabilities? Create a Precursor Intelligence account and track the Opcfoundation 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 Opcfoundation? 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