Open Redirect Affecting github.com/go-chi/chi/middleware package, versions >=5.2.2 <5.2.4
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMGOCHICHIMIDDLEWARE-14943965
- published15 Jan 2026
- disclosed14 Jan 2026
- creditThanos Giannopoulos
Introduced: 14 Jan 2026
CVE-2025-69725 (opens in a new tab)How to fix?
Upgrade github.com/go-chi/chi/middleware to version 5.2.4 or higher.
Overview
Affected versions of this package are vulnerable to Open Redirect via the RedirectSlashes function. An attacker can redirect users to an external, attacker-controlled website by crafting a specially formatted URL containing backslashes, which browsers interpret as a protocol-relative redirect.