[SECURITY] Test XSS in dismissed review

It's possible for reviews to not be assiocated with users, when they
were migrated from another forge instance. In the migration code,
there's no sanitization check for author names, so they could contain
HTML tags and thus needs to be properely escaped.
This commit is contained in:
Gusted 2024-01-18 00:18:39 +01:00 committed by Earl Warren
parent 565e331238
commit ca798e4cc2
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GPG key ID: 0579CB2928A78A00
4 changed files with 33 additions and 1 deletions

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@ -619,7 +619,7 @@
{{else}}
{{$reviewerName = .Review.OriginalAuthor}}
{{end}}
{{ctx.Locale.Tr "repo.issues.review.dismissed" $reviewerName $createdStr | Safe}}
<span class="dismissed-message">{{ctx.Locale.Tr "repo.issues.review.dismissed" $reviewerName $createdStr | Safe}}</span>
</span>
</div>
{{if .Content}}

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@ -0,0 +1,9 @@
-
id: 1000
type: 32 # dismiss review
poster_id: 2
issue_id: 2 # in repo_id 1
content: "XSS time!"
review_id: 1000
created_unix: 1700000000
updated_unix: 1700000000

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@ -0,0 +1,8 @@
-
id: 1000
type: 1
issue_id: 2
original_author: "Otto <script class='evil'>alert('Oh no!')</script>"
content: "XSS time!"
updated_unix: 1700000000
created_unix: 1700000000

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@ -13,6 +13,7 @@ import (
"testing"
"time"
issues_model "code.gitea.io/gitea/models/issues"
"code.gitea.io/gitea/models/unittest"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
@ -112,3 +113,17 @@ func TestXSSWikiLastCommitInfo(t *testing.T) {
})
})
}
func TestXSSReviewDismissed(t *testing.T) {
defer tests.AddFixtures("tests/integration/fixtures/TestXSSReviewDismissed/")()
defer tests.PrepareTestEnv(t)()
review := unittest.AssertExistsAndLoadBean(t, &issues_model.Review{ID: 1000})
req := NewRequest(t, http.MethodGet, fmt.Sprintf("/user2/repo1/pulls/%d", +review.IssueID))
resp := MakeRequest(t, req, http.StatusOK)
htmlDoc := NewHTMLParser(t, resp.Body)
htmlDoc.AssertElement(t, "script.evil", false)
assert.Contains(t, htmlDoc.Find("#issuecomment-1000 .dismissed-message").Text(), `dismissed Otto <script class='evil'>alert('Oh no!')</script>s review`)
}