# Remix Server Runtime vulnerabilities

Source: https://junglewise.ai/threats/technologies/server-runtime  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/server-runtime.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Remix Server Runtime: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-53663, was published on 22 June 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About Remix Server Runtime

The core server-side runtime for the Remix web framework.

## Latest Remix Server Runtime vulnerabilities

- [CVE-2026-53663: Remix React Router CSRF bypass on PUT, PATCH, and DELETE requests](https://junglewise.ai/threats/cve-2026-53663-remix-react-router-csrf-bypass-on-put-patch-and-delete-requests) (low, CVSS 3.1, published 22 Jun 2026)
- [CVE-2026-42342: Remix React Router DoS via unbounded path expansion in __manifest](https://junglewise.ai/threats/cve-2026-42342-remix-react-router-dos-via-unbounded-path-expansion-in-manifest) (high, CVSS 7.5, published 2 Jun 2026)
- [CVE-2026-22030: React Router CSRF in Action and Server Action Request Processing](https://junglewise.ai/threats/cve-2026-22030-react-router-csrf-in-action-and-server-action-request-processing) (medium, CVSS 6.5, published 8 Jan 2026)

## Most severe Remix Server Runtime vulnerabilities

- [CVE-2026-42342: Remix React Router DoS via unbounded path expansion in __manifest](https://junglewise.ai/threats/cve-2026-42342-remix-react-router-dos-via-unbounded-path-expansion-in-manifest) (high, CVSS 7.5, published 2 Jun 2026)
- [CVE-2026-22030: React Router CSRF in Action and Server Action Request Processing](https://junglewise.ai/threats/cve-2026-22030-react-router-csrf-in-action-and-server-action-request-processing) (medium, CVSS 6.5, published 8 Jan 2026)
- [CVE-2026-53663: Remix React Router CSRF bypass on PUT, PATCH, and DELETE requests](https://junglewise.ai/threats/cve-2026-53663-remix-react-router-csrf-bypass-on-put-patch-and-delete-requests) (low, CVSS 3.1, published 22 Jun 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Remix Server Runtime vulnerabilities", https://junglewise.ai/threats/technologies/server-runtime, 9 November 2026.