Koa is expressive middleware for Node.js using ES2017 async functions. In koa < 2.16.1 and < 3.0.0-alpha.5, passing untrusted user input to ctx.redirect() even after sanitizing it, may execute javascript code on the user who use the app. This issue is patched in 2.16.1 and 3.0.0-alpha.5.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| koa(npm) | 0 | 2.16.1 | N/A |
| koa(npm) | 3.0.0-alpha.1 | 3.0.0-alpha.5 | N/A |
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