allow encoding

clusters/cl01tl/helm/traefik/values.yaml

@@ -90,6 +90,18 @@ traefik:
       expose:
         default: true
       exposedPort: 443
+      http:
+        # -- See
+        # -- [upstream documentation](https://doc.traefik.io/traefik/security/request-path/#encoded-character-filtering)
+        # -- [relevant issue] https://github.com/traefik/traefik/issues/12399
+        encodedCharacters:
+          allowEncodedSlash: true
+          allowEncodedBackSlash: true
+          allowEncodedNullCharacter: true
+          allowEncodedSemicolon: true
+          allowEncodedPercent: true
+          allowEncodedQuestionMark: true
+          allowEncodedHash: true
       forwardedHeaders:
         trustedIPs:
           - 10.0.0.0/8