Fix Issue #13642: Unquote before b64encoding user:password during Basic Authentication.
diff --git a/Misc/NEWS b/Misc/NEWS
index 073417d..629dbcc 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -97,6 +97,9 @@
 Library
 -------
 
+- Issue #13642: Unquote before b64encoding user:password during Basic
+  Authentication. Patch contributed by Joonas Kuorilehto.
+
 - Issue #13726: Fix the ambiguous -S flag in regrtest. It is -o/--slow for slow
   tests.