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// Copyright 2017 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package integration
import (
"context"
"html"
"net/http"
"net/url"
"os"
"path/filepath"
"strings"
"testing"
"time"
"code.gitea.io/gitea/models/unittest"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/tests"
gogit "github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/plumbing/object"
"github.com/stretchr/testify/assert"
)
func TestXSSUserFullName(t *testing.T) {
defer tests.PrepareTestEnv(t)()
user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
const fullName = `name & <script class="evil">alert('xss');</script>`
session := loginUser(t, user.Name)
req := NewRequestWithValues(t, "POST", "/user/settings", map[string]string{
"_csrf": GetCSRF(t, session, "/user/settings"),
"name": user.Name,
"full_name": fullName,
"email": user.Email,
"language": "en-US",
})
session.MakeRequest(t, req, http.StatusSeeOther)
req = NewRequestf(t, "GET", "/%s", user.Name)
resp := session.MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
assert.EqualValues(t, 0, htmlDoc.doc.Find("script.evil").Length())
htmlCode, err := htmlDoc.doc.Find("div.content").Find(".header.text.center").Html()
assert.NoError(t, err)
assert.EqualValues(t, html.EscapeString(fullName), htmlCode)
}
func TestXSSWikiLastCommitInfo(t *testing.T) {
onGiteaRun(t, func(t *testing.T, u *url.URL) {
dstPath := t.TempDir()
cloneWikiURL, err := url.Parse(u.String() + "user2/repo1.wiki.git")
assert.NoError(t, err)
cloneWikiURL.User = url.UserPassword("user2", userPassword)
assert.NoError(t, git.CloneWithArgs(context.Background(), git.AllowLFSFiltersArgs(), cloneWikiURL.String(), dstPath, git.CloneRepoOptions{}))
// Use go-git here, because using git wouldn't work, it has code to remove
// `<`, `>` and `\n` in user names. Even though this is permitted and
// wouldn't result in a error by a Git server.
gitRepo, err := gogit.PlainOpen(dstPath)
if !assert.NoError(t, err) {
return
}
w, err := gitRepo.Worktree()
if !assert.NoError(t, err) {
return
}
filename := filepath.Join(dstPath, "Home.md")
err = os.WriteFile(filename, []byte("dummy content"), 0o644)
if !assert.NoError(t, err) {
return
}
_, err = w.Add("Home.md")
if !assert.NoError(t, err) {
return
}
_, err = w.Commit("dummy message", &gogit.CommitOptions{
Author: &object.Signature{
Name: `foo<script class="evil">alert('xss');</script>bar`,
Email: "valid@example.org",
When: time.Date(2001, time.January, 31, 0, 0, 0, 0, time.UTC),
},
})
if !assert.NoError(t, err) {
return
}
// Push.
_, _, err = git.NewCommand(git.DefaultContext, "push").AddArguments("origin", "master").RunStdString(&git.RunOpts{Dir: dstPath})
assert.NoError(t, err)
// Check on page view.
t.Run("Page view", func(t *testing.T) {
defer tests.PrintCurrentTest(t)()
req := NewRequest(t, http.MethodGet, "/user2/repo1/wiki/Home")
resp := MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
htmlDoc.AssertElement(t, "script.evil", false)
htmlCode, err := htmlDoc.Find(".ui.sub.header").Html()
assert.NoError(t, err)
assert.EqualValues(t, `foo<script class="evil">alert('xss');</script>bar edited this page <relative-time class="time-since" prefix="" tense="past" datetime="2001-01-31T00:00:00Z" data-tooltip-content="" data-tooltip-interactive="true">2001-01-31 00:00:00 +00:00</relative-time>`, strings.TrimSpace(htmlCode))
})
// Check on revisions page.
t.Run("Revision page", func(t *testing.T) {
defer tests.PrintCurrentTest(t)()
req := NewRequest(t, http.MethodGet, "/user2/repo1/wiki/Home?action=_revision")
resp := MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
htmlDoc.AssertElement(t, "script.evil", false)
htmlCode, err := htmlDoc.Find(".ui.sub.header").Html()
assert.NoError(t, err)
assert.EqualValues(t, `foo<script class="evil">alert('xss');</script>bar edited this page <relative-time class="time-since" prefix="" tense="past" datetime="2001-01-31T00:00:00Z" data-tooltip-content="" data-tooltip-interactive="true">2001-01-31 00:00:00 +00:00</relative-time>`, strings.TrimSpace(htmlCode))
})
})
}
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