1 files changed, 5 insertions, 3 deletions
diff --git a/bsfs/utils/uri.py b/bsfs/utils/uri.py
index 0693017..5755a6e 100644
--- a/bsfs/utils/uri.py
+++ b/bsfs/utils/uri.py
@@ -4,6 +4,8 @@ import re
 import typing
 
 # constants
+RX_CHARS = re.compile(r'[<>" {}|\\^]')
+
 RX_URI = re.compile(r'''
     ^
     (?:(?P<scheme>[^:/?#]+):)?      # scheme, ://-delimited
@@ -77,6 +79,9 @@ class URI(str):
         no claim about the validity of an URI!
 
         """
+        # check characters
+        if RX_CHARS.search(query) is not None:
+            return False
         # check uri
         parts = RX_URI.match(query)
         if parts is not None:
@@ -227,9 +232,6 @@ class URI(str):
 
     # overload formatting methods
 
-    def format(self, *args, **kwargs) -> 'URI':
-        return URI(super().format(*args, **kwargs))
-
     def __mod__(self, *args) -> 'URI':
         return URI(super().__mod__(*args))