_merge_csp: Avoid duplicate values

2026-05-07 15:34:02 +00:00 · 2021-06-20 10:12:47 +02:00
parent 038413be88
commit b7f5631ad0
1 changed files with 1 additions and 1 deletions
--- a/src/pretix/base/middleware.py
+++ b/src/pretix/base/middleware.py
@@ -214,7 +214,7 @@ def _render_csp(h):
 def _merge_csp(a, b):
    for k, v in a.items():
        if k in b:
-            a[k] += b[k]
+            a[k] += [i for i in b[k] if i not in a[k]]

    for k, v in b.items():
        if k not in a: