A deprecation warning was added when using res.redirect with undefined arguments, Express now emits a warning to help detect calls that pass undefined as the status or URL and make them easier to fix.
Configuration
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This MR contains the following updates:
| Package | Change | [Age](https://docs.renovatebot.com/merge-confidence/) | [Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| [express](https://expressjs.com/) ([source](https://github.com/expressjs/express)) | [`5.1.0` -> `5.2.0`](https://renovatebot.com/diffs/npm/express/5.1.0/5.2.0) |  |  |
---
### Release Notes
<details>
<summary>expressjs/express (express)</summary>
### [`v5.2.0`](https://github.com/expressjs/express/blob/HEAD/History.md#520--2025-12-01)
[Compare Source](https://github.com/expressjs/express/compare/v5.1.0...v5.2.0)
\========================
- Security fix for [CVE-2024-51999](https://www.cve.org/CVERecord?id=CVE-2024-51999) ([GHSA-pj86-cfqh-vqx6](https://github.com/expressjs/express/security/advisories/GHSA-pj86-cfqh-vqx6))
- deps: `body-parser@^2.2.1`
- A deprecation warning was added when using `res.redirect` with undefined arguments, Express now emits a warning to help detect calls that pass undefined as the status or URL and make them easier to fix.
</details>
---
### Configuration
📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).
🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.
♻ **Rebasing**: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.
🔕 **Ignore**: Close this MR and you won't be reminded about this update again.
---
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---
This MR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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This MR contains the following updates:
5.1.0->5.2.0Release Notes
expressjs/express (express)
v5.2.0Compare Source
========================
body-parser@^2.2.1res.redirectwith undefined arguments, Express now emits a warning to help detect calls that pass undefined as the status or URL and make them easier to fix.Configuration
📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).
🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.
♻ Rebasing: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.
🔕 Ignore: Close this MR and you won't be reminded about this update again.
This MR has been generated by Renovate Bot.
mentioned in issue #5
mentioned in commit
a74bd86fe2