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Dont leak private users via extensions (#28023) (#28029) 

Backport #28023 by @6543

there was no check in place if a user could see a other user, if you
append e.g. `.rss`
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Giteabot 2023-11-14 07:03:42 +08:00 committed by GitHub
parent d4122712f7
commit eef4148935
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5
routers/web/user/home.go
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@ -822,6 +822,11 @@ func UsernameSubRoute(ctx *context.Context) {
reloadParam := func(suffix string) (success bool) {
ctx.SetParams("username", strings.TrimSuffix(username, suffix))
context_service.UserAssignmentWeb()(ctx)
// check view permissions
if !user_model.IsUserVisibleToViewer(ctx, ctx.ContextUser, ctx.Doer) {
ctx.NotFound("user", fmt.Errorf(ctx.ContextUser.Name))
return false
}
return !ctx.Written()
}
switch {