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-rw-r--r--Mailman/Utils.py4
-rw-r--r--NEWS3
2 files changed, 6 insertions, 1 deletions
diff --git a/Mailman/Utils.py b/Mailman/Utils.py
index b0eb2dd0..5cba077e 100644
--- a/Mailman/Utils.py
+++ b/Mailman/Utils.py
@@ -424,8 +424,10 @@ def check_global_password(response, siteadmin=True):
+_ampre = re.compile('&((?:#[0-9]+|[a-z]+);)', re.IGNORECASE)
def websafe(s):
- return cgi.escape(s, quote=True)
+ # Don't double escape html entities
+ return _ampre.sub(r'&\1', cgi.escape(s, quote=True))
def nntpsplit(s):
diff --git a/NEWS b/NEWS
index 477a81f0..47bc5f73 100644
--- a/NEWS
+++ b/NEWS
@@ -8,6 +8,9 @@ Here is a history of user visible changes to Mailman.
Bug Fixes and other patches
+ - XSS protection in the web interface went too far in escaping HTML
+ entities. Fixed.
+
- Removed or anonymized additional headers in posts to anonymous lists.
- Fixed a bug that could cause incorrect threading of replies to archived