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Open Redirect Affecting github.com/go-macaron/macaron package, versions <1.3.7

0.0
high

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.11% (43rd percentile)
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NVD
6.1 medium
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Red Hat
6.1 medium

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  • Snyk ID SNYK-GOLANG-GITHUBCOMGOMACARONMACARON-568051
  • published 3 May 2020
  • disclosed 3 May 2020
  • credit ev0A
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Introduced: 3 May 2020

CVE-2020-12666 Open this link in a new tab
CWE-601 Open this link in a new tab

How to fix?

Upgrade github.com/go-macaron/macaron to version 1.3.7 or higher.

Overview

github.com/go-macaron/macaron is a high productive and modular web framework in Go.

Affected versions of this package are vulnerable to Open Redirect. It allows remote attackers to redirect users to arbitrary web sites.

PoC by ev0A: 

package main
import "gopkg.in/macaron.v1"
func main() {
    m := macaron.Classic()
    m.Get("/", func(ctx *macaron.Context) string {
        return "Hello world!"
    })
    m.Use(macaron.Static("static"))
    m.Run()
}