This PR was automatically created by Snyk using the credentials of a real user.
Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.
#### Changes included in this PR
- Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
- package.json
- package-lock.json
#### Vulnerabilities that will be fixed
##### With an upgrade:
Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity
:-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------
![medium severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/m.png "medium severity") | **586/1000** **Why?** Proof of Concept exploit, Has a fix available, CVSS 5.3 | Regular Expression Denial of Service (ReDoS) [SNYK-JS-CSSWHAT-3035488](https://snyk.io/vuln/SNYK-JS-CSSWHAT-3035488) | Yes | Proof of Concept
![high severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/h.png "high severity") | **696/1000** **Why?** Proof of Concept exploit, Has a fix available, CVSS 7.5 | Denial of Service (DoS) [SNYK-JS-DECODEURICOMPONENT-3149970](https://snyk.io/vuln/SNYK-JS-DECODEURICOMPONENT-3149970) | Yes | Proof of Concept
![low severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/l.png "low severity") | **506/1000** **Why?** Proof of Concept exploit, Has a fix available, CVSS 3.7 | Prototype Pollution [SNYK-JS-MINIMIST-2429795](https://snyk.io/vuln/SNYK-JS-MINIMIST-2429795) | Yes | Proof of Concept
![medium severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/m.png "medium severity") | **601/1000** **Why?** Proof of Concept exploit, Has a fix available, CVSS 5.6 | Prototype Pollution [SNYK-JS-MINIMIST-559764](https://snyk.io/vuln/SNYK-JS-MINIMIST-559764) | Yes | Proof of Concept
(*) Note that the real score may have changed since the PR was raised.
Commit messagesPackage name: react-scripts
The new version differs by 238 commits.
See the full diff
Check the changes in this PR to ensure they won't cause issues with your project.
------------
**Note:** *You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.*
For more information:
🧐 [View latest project report](https://app.snyk.io/org/atherdon/project/7ecdc70b-ac0f-4a17-9f14-9ab5b4fe020c?utm_source=github&utm_medium=referral&page=fix-pr)
🛠 [Adjust project settings](https://app.snyk.io/org/atherdon/project/7ecdc70b-ac0f-4a17-9f14-9ab5b4fe020c?utm_source=github&utm_medium=referral&page=fix-pr/settings)
📚 [Read more about Snyk's upgrade and patch logic](https://support.snyk.io/hc/en-us/articles/360003891078-Snyk-patches-to-fix-vulnerabilities)
[//]: # (snyk:metadata:{"prId":"0ae5212f-073c-415b-80ad-f2e003d19410","prPublicId":"0ae5212f-073c-415b-80ad-f2e003d19410","dependencies":[{"name":"react-scripts","from":"3.4.4","to":"5.0.0"}],"packageManager":"npm","projectPublicId":"7ecdc70b-ac0f-4a17-9f14-9ab5b4fe020c","projectUrl":"https://app.snyk.io/org/atherdon/project/7ecdc70b-ac0f-4a17-9f14-9ab5b4fe020c?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-JS-CSSWHAT-3035488","SNYK-JS-DECODEURICOMPONENT-3149970","SNYK-JS-MINIMIST-2429795","SNYK-JS-MINIMIST-559764"],"upgrade":["SNYK-JS-CSSWHAT-3035488","SNYK-JS-DECODEURICOMPONENT-3149970","SNYK-JS-MINIMIST-2429795","SNYK-JS-MINIMIST-559764"],"isBreakingChange":true,"env":"prod","prType":"fix","templateVariants":["updated-fix-title","priorityScore"],"priorityScoreList":[586,696,506,601],"remediationStrategy":"vuln"})
---
**Learn how to fix vulnerabilities with free interactive lessons:**
🦉 [Regular Expression Denial of Service (ReDoS)](https://learn.snyk.io/lesson/redos/?loc=fix-pr)
🦉 [Prototype Pollution](https://learn.snyk.io/lesson/prototype-pollution/?loc=fix-pr)
This PR was automatically created by Snyk using the credentials of a real user.
Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.
#### Changes included in this PR - Changes to the following files to upgrade the vulnerable dependencies to a fixed version: - package.json - package-lock.json #### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:------------------------- ![medium severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/m.png "medium severity") | **586/1000****Why?** Proof of Concept exploit, Has a fix available, CVSS 5.3 | Regular Expression Denial of Service (ReDoS)
[SNYK-JS-CSSWHAT-3035488](https://snyk.io/vuln/SNYK-JS-CSSWHAT-3035488) | Yes | Proof of Concept ![high severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/h.png "high severity") | **696/1000**
**Why?** Proof of Concept exploit, Has a fix available, CVSS 7.5 | Denial of Service (DoS)
[SNYK-JS-DECODEURICOMPONENT-3149970](https://snyk.io/vuln/SNYK-JS-DECODEURICOMPONENT-3149970) | Yes | Proof of Concept ![low severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/l.png "low severity") | **506/1000**
**Why?** Proof of Concept exploit, Has a fix available, CVSS 3.7 | Prototype Pollution
[SNYK-JS-MINIMIST-2429795](https://snyk.io/vuln/SNYK-JS-MINIMIST-2429795) | Yes | Proof of Concept ![medium severity](https://res.cloudinary.com/snyk/image/upload/w_20,h_20/v1561977819/icon/m.png "medium severity") | **601/1000**
**Why?** Proof of Concept exploit, Has a fix available, CVSS 5.6 | Prototype Pollution
[SNYK-JS-MINIMIST-559764](https://snyk.io/vuln/SNYK-JS-MINIMIST-559764) | Yes | Proof of Concept (*) Note that the real score may have changed since the PR was raised.
Commit messages
Package name: react-scripts
The new version differs by 238 commits.