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| author | Mark Sapiro <mark@msapiro.net> | 2021-11-03 12:02:21 -0700 |
|---|---|---|
| committer | Mark Sapiro <mark@msapiro.net> | 2021-11-03 12:02:21 -0700 |
| commit | e17a9218ddd5b614c2a02743cedc9652974af7af (patch) | |
| tree | 5986ad88c29d21e91af700a6f12c67c3cd42b4e2 /Mailman/Cgi/options.py | |
| parent | 488bc552f048eb03f510791eac87cc717370ab59 (diff) | |
| download | mailman2-e17a9218ddd5b614c2a02743cedc9652974af7af.tar.gz mailman2-e17a9218ddd5b614c2a02743cedc9652974af7af.tar.xz mailman2-e17a9218ddd5b614c2a02743cedc9652974af7af.zip | |
Fix a potentail XSS attack via the user options page.
Diffstat (limited to 'Mailman/Cgi/options.py')
| -rw-r--r-- | Mailman/Cgi/options.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Mailman/Cgi/options.py b/Mailman/Cgi/options.py index 60b7d9b6..3db0a172 100644 --- a/Mailman/Cgi/options.py +++ b/Mailman/Cgi/options.py @@ -346,6 +346,8 @@ def main(): varhelp = qs[0] if varhelp: # Sanitize the topic name. + while '%' in varhelp: + varhelp = urllib.unquote_plus(varhelp) varhelp = re.sub('<.*', '', varhelp) topic_details(mlist, doc, user, cpuser, userlang, varhelp) return |