# Development System vulnerabilities

> Development System is made by Codesys. We track 42 published vulnerabilities listed under that exact name, across 69 versions. None of them is on the list of flaws known to be exploited today. Codesys lists newer releases under their own names, such as Development System V3, so check those pages too.

Canonical page: https://www.precursorintelligence.com/product/codesys/development_system

## At a glance

- **Made by:** [Codesys](https://www.precursorintelligence.com/vendors/codesys)
- **Published vulnerabilities:** 42
- **Known to be exploited:** 0 (listed under the name Development System)
- **Versions tracked:** 69

## Is Development System listed under other names?

Codesys also lists Development System under more specific names, such as Development System V3. Flaws listed only under those names are counted on their own pages, not here.

- [Development System V3](https://www.precursorintelligence.com/product/codesys/development_system_v3): 19 published vulnerabilities

## Which Development System vulnerabilities are being exploited?

None of Development System's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

## Which Development System 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-2018-20025](https://www.precursorintelligence.com/what-is/cve-2018-20025): 2.6%, High (CVSS 7.5)
- [CVE-2019-9010](https://www.precursorintelligence.com/what-is/cve-2019-9010): 1.9%, Critical (CVSS 9.8)
- [CVE-2021-21864](https://www.precursorintelligence.com/what-is/cve-2021-21864): 1.9%, High (CVSS 7.8)
- [CVE-2021-21866](https://www.precursorintelligence.com/what-is/cve-2021-21866): 1.8%, High (CVSS 7.8)
- [CVE-2019-9012](https://www.precursorintelligence.com/what-is/cve-2019-9012): 1.8%, High (CVSS 7.5)
- [CVE-2022-22519](https://www.precursorintelligence.com/what-is/cve-2022-22519): 1.5%, High (CVSS 7.5)
- [CVE-2021-29241](https://www.precursorintelligence.com/what-is/cve-2021-29241): 1.4%, High (CVSS 7.5)
- [CVE-2021-21865](https://www.precursorintelligence.com/what-is/cve-2021-21865): 1.4%, High (CVSS 7.8)
- [CVE-2022-22517](https://www.precursorintelligence.com/what-is/cve-2022-22517): 1.3%, High (CVSS 7.5)
- [CVE-2021-21863](https://www.precursorintelligence.com/what-is/cve-2021-21863): 1.2%, High (CVSS 7.8)

## Questions

### How many vulnerabilities does Development System have?

We track 42 published vulnerabilities listed under the name Development System, across 69 versions.

### Which Development System vulnerabilities are being exploited?

None of Development System's vulnerabilities is on the list of flaws known to be exploited today.

### Why are newer Development System flaws missing from this page?

Codesys also lists Development System under more specific names, such as Development System V3. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

### How do I get alerts for Development System?

Create a Precursor Intelligence account and track Development System. 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 Development System?

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- **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.

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