[Snyk] Fix for 9 vulnerabilities

[microtema]

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

• Adding or updating a Snyk policy (.snyk) file; this file is required in order to apply Snyk vulnerability patches.
  Find out more.

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	696/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.5	Denial of Service (DoS) SNYK-JS-ENGINEIO-1056749	Yes	Proof of Concept
	586/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 5.3	Insecure Defaults SNYK-JS-SOCKETIO-1024859	Yes	Proof of Concept
	696/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 7.5	Denial of Service (DoS) SNYK-JS-SOCKETIOPARSER-1056752	Yes	Proof of Concept
	586/1000 Why? Proof of Concept exploit, Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-WS-1296835	Yes	Proof of Concept
	399/1000 Why? Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:debug:20170905	Yes	No Known Exploit
	589/1000 Why? Has a fix available, CVSS 7.5	Regular Expression Denial of Service (ReDoS) npm:fresh:20170908	No	No Known Exploit
	399/1000 Why? Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:mime:20170907	No	No Known Exploit
	399/1000 Why? Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:ms:20170412	Yes	No Known Exploit
	589/1000 Why? Has a fix available, CVSS 7.5	Prototype Override Protection Bypass npm:qs:20170213	No	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: express

The new version differs by 151 commits.

• f974d22 4.16.0
• 8d4ceb6 docs: add more information to installation
• c0136d8 Add express.json and express.urlencoded to parse bodies
• 86f5df0 deps: serve-static@1.13.0
• 4196458 deps: send@0.16.0
• ddeb713 tests: add maxAge option tests for res.sendFile
• 7154014 Add "escape json" setting for res.json and res.jsonp
• 628438d deps: update example dependencies
• a24fd0c Add options to res.download
• 95fb5cc perf: remove dead .charset set in res.jsonp
• 44591fe deps: vary@~1.1.2
• 2df1ad2 Improve error messages when non-function provided as middleware
• 12c3712 Use safe-buffer for improved Buffer API
• fa272ed docs: fix typo in jsdoc comment
• d9d09b8 perf: re-use options object when generating ETags
• 02a9d5f deps: proxy-addr@~2.0.2
• c2f4fb5 deps: finalhandler@1.1.0
• 673d51f deps: utils-merge@1.0.1
• 5cc761c deps: parseurl@~1.3.2
• ad7d96d deps: qs@6.5.1
• e62bb8b deps: etag@~1.8.1
• 70589c3 deps: content-type@~1.0.4
• 9a99c15 deps: accepts@~1.3.4
• 550043c deps: setprototypeof@1.1.0

See the full diff

Package name: socket.io

The new version differs by 154 commits.

• 1af3267 chore(release): 3.0.0
• 02951c4 chore(release): 3.0.0-rc4
• 54bf4a4 feat: emit an Error object upon middleware error
• aa7574f feat: serve msgpack bundle
• 64056d6 docs(examples): update TypeScript example
• cacad70 chore(release): 3.0.0-rc3
• d16c035 refactor: rename ERROR to CONNECT_ERROR
• 5c73733 feat: add support for catch-all listeners
• 129c641 feat: make Socket#join() and Socket#leave() synchronous
• 0d74f29 refactor(typings): export Socket class
• 7603da7 feat: remove prod dependency to socket.io-client
• a81b9f3 docs(examples): add example with TypeScript
• 20ea6bd docs(examples): add example with ES modules
• 0ce5b4c chore(release): 3.0.0-rc2
• 8a5db7f refactor: remove duplicate _sockets map
• 2a05042 refactor: add additional typings
• 91cd255 fix: close clients with no namespace
• 58b66f8 refactor: hide internal methods and properties
• 669592d feat: move binary detection back to the parser
• 2d2a31e chore: publish the wrapper.mjs file
• ebb0575 chore(release): 3.0.0-rc1
• c0d171f test: use the reconnect event of the Manager
• 9c7a48d test: use the complete export name
• 4bd5b23 feat: throw upon reserved event names

See the full diff

With a Snyk patch:

Severity	Priority Score (*)	Issue	Exploit Maturity
	399/1000 Why? Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:debug:20170905	No Known Exploit
	399/1000 Why? Has a fix available, CVSS 3.7	Regular Expression Denial of Service (ReDoS) npm:ms:20170412	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

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

🛠 Adjust project settings

📚 Read more about Snyk's upgrade and patch logic

---

Learn how to fix vulnerabilities with free interactive lessons:

🦉 Regular Expression Denial of Service (ReDoS)
🦉 Regular Expression Denial of Service (ReDoS)
🦉 Regular Expression Denial of Service (ReDoS)
🦉 More lessons are available in Snyk Learn