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authorAdam Donaghy <adamdonaghy1994@gmail.com>2021-03-19 20:42:05 +1100
committerMariusz Felisiak <felisiak.mariusz@gmail.com>2021-03-19 11:19:19 +0100
commite49fdfa405fcacb59d7ff2f321a7ddbc65dfc68b (patch)
tree657eba12e59a2df2815ec5ee02788e3b0c73a4c6 /django/middleware/csrf.py
parent474cc420bf6bc1067e2aaa4b40cf6a08d62096f7 (diff)
Fixed #32571 -- Made CsrfViewMiddleware handle invalid URLs in Referer header.
Diffstat (limited to 'django/middleware/csrf.py')
-rw-r--r--django/middleware/csrf.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/django/middleware/csrf.py b/django/middleware/csrf.py
index a17dde9276..2ee97ce8ce 100644
--- a/django/middleware/csrf.py
+++ b/django/middleware/csrf.py
@@ -298,7 +298,10 @@ class CsrfViewMiddleware(MiddlewareMixin):
if referer is None:
return self._reject(request, REASON_NO_REFERER)
- referer = urlparse(referer)
+ try:
+ referer = urlparse(referer)
+ except ValueError:
+ return self._reject(request, REASON_MALFORMED_REFERER)
# Make sure we have a valid URL for Referer.
if '' in (referer.scheme, referer.netloc):