diff -r 6cc696179869 -r e828975722c8 mercurial/hgweb/webcommands.py
--- a/mercurial/hgweb/webcommands.py	Wed Oct 09 14:15:20 2013 -0700
+++ b/mercurial/hgweb/webcommands.py	Wed Oct 09 14:15:34 2013 -0700
@@ -994,7 +994,7 @@
             desc = templatefilters.firstline(ctx.description())
             desc = cgi.escape(templatefilters.nonempty(desc))
             user = cgi.escape(templatefilters.person(ctx.user()))
-            branch = ctx.branch()
+            branch = cgi.escape(ctx.branch())
             try:
                 branchnode = web.repo.branchtip(branch)
             except error.RepoLookupError:
@@ -1003,7 +1003,8 @@
 
             if usetuples:
                 data.append((node, vtx, edges, desc, user, age, branch,
-                             ctx.tags(), ctx.bookmarks()))
+                             [cgi.escape(x) for x in ctx.tags()],
+                             [cgi.escape(x) for x in ctx.bookmarks()]))
             else:
                 edgedata = [dict(col=edge[0], nextcol=edge[1],
                                  color=(edge[2] - 1) % 6 + 1,