2vulnerabilities
- Critical0 (0.0%)
- High1 (50.0%)
- Medium0 (0.0%)
- Moderate1 (50.0%)
- Low0 (0.0%)
remix-run-router
Ecosystem: npm
Downloads:
- 0CriticalAffects 0 versions
- 1HighAffects 1 version
- 0MediumAffects 0 versions
- 1ModerateAffects 1 version
- 0LowAffects 0 versions
Monthly breakdown
- Critical
- High
- Medium
- Moderate
- Low
- 1 vulnerabilities
- Critical: 0
- High: 0
- Medium: 0
- Moderate: 1
- Low: 0
- 1 vulnerabilities
- Critical: 0
- High: 1
- Medium: 0
- Moderate: 0
- Low: 0
Vulnerabilities (2)
Known vulnerabilities affecting remix-run-router, based on data from OSV.
| ID | Severity | Summary | Affected versions | Published | Source |
|---|---|---|---|---|---|
| GHSA-2j2x-hqr9-3h42 | Moderate | React Router's same-origin redirect with path starting // causes open redirect via protocol-relative URL reinterpretationCertain URLs passed to the `redirect` function can trigger an open redirect to an external domain depending on the level of validation done by the application prior to returning the `redirect`. > [!NOTE] > This does not impact your React Router application if you are using [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`<BrowserRouter>`) |
| GitHub (opens in a new tab) | |
| GHSA-2w69-qvjg-hvjx | High | React Router vulnerable to XSS via Open RedirectsReact Router (and Remix v1/v2) SPA open navigation redirects originating from loaders or actions in [Framework Mode](https://reactrouter.com/start/modes#framework), [Data Mode](https://reactrouter.com/start/modes#data), or the unstable RSC modes can result in unsafe URLs causing unintended javascript execution on the client. This is only an issue if developers are creating redirect paths from untrusted content or via an open redirect. > [!NOTE] > This does not impact applications that use [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`<BrowserRouter>`). |
| GitHub (opens in a new tab) |
- GHSA-2j2x-hqr9-3h42ModerateReact Router's same-origin redirect with path starting // causes open redirect via protocol-relative URL reinterpretation
>= 1.3.0, < 1.23.3
Certain URLs passed to the `redirect` function can trigger an open redirect to an external domain depending on the level of validation done by the application prior to returning the `redirect`. > [!NOTE] > This does not impact your React Router application if you are using [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`<BrowserRouter>`)
CVE: CVE-2026-40181
- GHSA-2w69-qvjg-hvjxHighReact Router vulnerable to XSS via Open Redirects
< 1.23.2
React Router (and Remix v1/v2) SPA open navigation redirects originating from loaders or actions in [Framework Mode](https://reactrouter.com/start/modes#framework), [Data Mode](https://reactrouter.com/start/modes#data), or the unstable RSC modes can result in unsafe URLs causing unintended javascript execution on the client. This is only an issue if developers are creating redirect paths from untrusted content or via an open redirect. > [!NOTE] > This does not impact applications that use [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`<BrowserRouter>`).
CVE: CVE-2026-22029