diff --git a/rules/S6709/python/metadata.json b/rules/S6709/python/metadata.json
index 41869ab038b..1dd007f8630 100644
--- a/rules/S6709/python/metadata.json
+++ b/rules/S6709/python/metadata.json
@@ -25,7 +25,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "MAINTAINABILITY": "HIGH",
+      "MAINTAINABILITY": "MEDIUM",
       "RELIABILITY": "MEDIUM",
       "SECURITY": "LOW"
     },
diff --git a/rules/S6727/python/metadata.json b/rules/S6727/python/metadata.json
index b0e8e800a17..794cfb8887e 100644
--- a/rules/S6727/python/metadata.json
+++ b/rules/S6727/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6727",
   "sqKey": "S6727",
   "scope": "All",
diff --git a/rules/S6729/python/metadata.json b/rules/S6729/python/metadata.json
index 15ae580143d..cf99237b8ad 100644
--- a/rules/S6729/python/metadata.json
+++ b/rules/S6729/python/metadata.json
@@ -10,7 +10,7 @@
     "numpy",
     "data-science"
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6729",
   "sqKey": "S6729",
   "scope": "All",
diff --git a/rules/S6734/python/metadata.json b/rules/S6734/python/metadata.json
index ca34e9f0fa6..300183adbf8 100644
--- a/rules/S6734/python/metadata.json
+++ b/rules/S6734/python/metadata.json
@@ -10,7 +10,7 @@
     "pandas",
     "data-science"
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6734",
   "sqKey": "S6734",
   "scope": "All",
diff --git a/rules/S6735/python/metadata.json b/rules/S6735/python/metadata.json
index ac5a1d1ef0a..b30d280af45 100644
--- a/rules/S6735/python/metadata.json
+++ b/rules/S6735/python/metadata.json
@@ -18,7 +18,7 @@
   "quickfix": "covered",
   "code": {
     "impacts": {
-      "MAINTAINABILITY": "HIGH"
+      "MAINTAINABILITY": "MEDIUM"
     },
     "attribute": "CLEAR"
   }
diff --git a/rules/S6740/python/metadata.json b/rules/S6740/python/metadata.json
index 384eb2d69e5..fb1cc7f26b9 100644
--- a/rules/S6740/python/metadata.json
+++ b/rules/S6740/python/metadata.json
@@ -18,7 +18,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "MAINTAINABILITY": "HIGH",
+      "MAINTAINABILITY": "MEDIUM",
       "RELIABILITY": "MEDIUM"
     },
     "attribute": "CLEAR"
diff --git a/rules/S6882/python/metadata.json b/rules/S6882/python/metadata.json
index 7dfc9141962..11e58c38a29 100644
--- a/rules/S6882/python/metadata.json
+++ b/rules/S6882/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6882",
   "sqKey": "S6882",
   "scope": "All",
diff --git a/rules/S6883/python/metadata.json b/rules/S6883/python/metadata.json
index d040b44b6a8..896196606a6 100644
--- a/rules/S6883/python/metadata.json
+++ b/rules/S6883/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6883",
   "sqKey": "S6883",
   "scope": "All",
diff --git a/rules/S6886/python/metadata.json b/rules/S6886/python/metadata.json
index 5d5548f24c3..9a662a78e6c 100644
--- a/rules/S6886/python/metadata.json
+++ b/rules/S6886/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6886",
   "sqKey": "S6886",
   "scope": "All",
diff --git a/rules/S6887/python/metadata.json b/rules/S6887/python/metadata.json
index a9a1d6a8948..9dda7bd0858 100644
--- a/rules/S6887/python/metadata.json
+++ b/rules/S6887/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6887",
   "sqKey": "S6887",
   "scope": "All",
diff --git a/rules/S6890/python/metadata.json b/rules/S6890/python/metadata.json
index 2b11539286b..b0dea47a572 100644
--- a/rules/S6890/python/metadata.json
+++ b/rules/S6890/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6890",
   "sqKey": "S6890",
   "scope": "All",
diff --git a/rules/S6894/python/metadata.json b/rules/S6894/python/metadata.json
index 42d835c9d30..5b20eda63c5 100644
--- a/rules/S6894/python/metadata.json
+++ b/rules/S6894/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6894",
   "sqKey": "S6894",
   "scope": "All",
diff --git a/rules/S6899/python/metadata.json b/rules/S6899/python/metadata.json
index ed4a09d60f1..fcedc0852a5 100644
--- a/rules/S6899/python/metadata.json
+++ b/rules/S6899/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6899",
   "sqKey": "S6899",
   "scope": "All",
diff --git a/rules/S6900/python/metadata.json b/rules/S6900/python/metadata.json
index 4acff9ac1c7..5dd48cc4649 100644
--- a/rules/S6900/python/metadata.json
+++ b/rules/S6900/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6900",
   "sqKey": "S6900",
   "scope": "All",
diff --git a/rules/S6903/python/metadata.json b/rules/S6903/python/metadata.json
index 1c2a3aa650c..22d80c51348 100644
--- a/rules/S6903/python/metadata.json
+++ b/rules/S6903/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6903",
   "sqKey": "S6903",
   "scope": "All",
diff --git a/rules/S6908/python/metadata.json b/rules/S6908/python/metadata.json
index 9da3903f0dc..c7235c2a5dd 100644
--- a/rules/S6908/python/metadata.json
+++ b/rules/S6908/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "RELIABILITY": "HIGH"
+      "RELIABILITY": "MEDIUM"
     },
     "attribute": "CONVENTIONAL"
   }
diff --git a/rules/S6911/python/metadata.json b/rules/S6911/python/metadata.json
index b485daa91d4..13ae91cd387 100644
--- a/rules/S6911/python/metadata.json
+++ b/rules/S6911/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "RELIABILITY": "HIGH"
+      "RELIABILITY": "MEDIUM"
     },
     "attribute": "CONVENTIONAL"
   }
diff --git a/rules/S6918/python/metadata.json b/rules/S6918/python/metadata.json
index e4abbd15786..e5cf74f7ad4 100644
--- a/rules/S6918/python/metadata.json
+++ b/rules/S6918/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "RELIABILITY": "HIGH"
+      "RELIABILITY": "MEDIUM"
     },
     "attribute": "CONVENTIONAL"
   }
diff --git a/rules/S6919/python/metadata.json b/rules/S6919/python/metadata.json
index 66721e0bb72..e400f580653 100644
--- a/rules/S6919/python/metadata.json
+++ b/rules/S6919/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "MAINTAINABILITY": "HIGH",
+      "MAINTAINABILITY": "MEDIUM",
       "RELIABILITY": "MEDIUM"
     },
     "attribute": "CONVENTIONAL"
diff --git a/rules/S6925/python/metadata.json b/rules/S6925/python/metadata.json
index bbf5114a556..880e1eea853 100644
--- a/rules/S6925/python/metadata.json
+++ b/rules/S6925/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "MAINTAINABILITY": "HIGH",
+      "MAINTAINABILITY": "MEDIUM",
       "RELIABILITY": "MEDIUM"
     },
     "attribute": "CONVENTIONAL"
diff --git a/rules/S6928/python/metadata.json b/rules/S6928/python/metadata.json
index 6d5d300d70e..a6263134981 100644
--- a/rules/S6928/python/metadata.json
+++ b/rules/S6928/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6928",
   "sqKey": "S6928",
   "scope": "All",
diff --git a/rules/S6929/python/metadata.json b/rules/S6929/python/metadata.json
index 6f7af7eb52c..db054b4916f 100644
--- a/rules/S6929/python/metadata.json
+++ b/rules/S6929/python/metadata.json
@@ -21,7 +21,7 @@
   "code": {
     "impacts": {
       "MAINTAINABILITY": "MEDIUM",
-      "RELIABILITY": "HIGH"
+      "RELIABILITY": "MEDIUM"
     },
     "attribute": "CLEAR"
   }
diff --git a/rules/S6969/python/metadata.json b/rules/S6969/python/metadata.json
index c91913ce32c..400d08f4d7a 100644
--- a/rules/S6969/python/metadata.json
+++ b/rules/S6969/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Minor",
   "ruleSpecification": "RSPEC-6969",
   "sqKey": "S6969",
   "scope": "All",
diff --git a/rules/S6971/python/metadata.json b/rules/S6971/python/metadata.json
index 9229df77824..87577771b6c 100644
--- a/rules/S6971/python/metadata.json
+++ b/rules/S6971/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6971",
   "sqKey": "S6971",
   "scope": "All",
diff --git a/rules/S6972/python/metadata.json b/rules/S6972/python/metadata.json
index 35737770b95..13bbcd40880 100644
--- a/rules/S6972/python/metadata.json
+++ b/rules/S6972/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "infeasible",
   "code": {
     "impacts": {
-      "RELIABILITY": "HIGH"
+      "RELIABILITY": "MEDIUM"
     },
     "attribute": "CONVENTIONAL"
   }
diff --git a/rules/S6973/python/metadata.json b/rules/S6973/python/metadata.json
index b7f9621a036..c9aeef668b2 100644
--- a/rules/S6973/python/metadata.json
+++ b/rules/S6973/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "unknown",
   "code": {
     "impacts": {
-      "MAINTAINABILITY": "HIGH",
+      "MAINTAINABILITY": "MEDIUM",
       "RELIABILITY": "LOW"
     },
     "attribute": "CONVENTIONAL"
diff --git a/rules/S6974/python/metadata.json b/rules/S6974/python/metadata.json
index eab4ce84308..21259fe2732 100644
--- a/rules/S6974/python/metadata.json
+++ b/rules/S6974/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6974",
   "sqKey": "S6974",
   "scope": "All",
diff --git a/rules/S6978/python/metadata.json b/rules/S6978/python/metadata.json
index c00d1c92919..a56e0f40bf1 100644
--- a/rules/S6978/python/metadata.json
+++ b/rules/S6978/python/metadata.json
@@ -16,7 +16,7 @@
   "quickfix": "targeted",
   "code": {
     "impacts": {
-      "RELIABILITY": "HIGH"
+      "RELIABILITY": "MEDIUM"
     },
     "attribute": "LOGICAL"
   }
diff --git a/rules/S6984/python/metadata.json b/rules/S6984/python/metadata.json
index 596349da4dc..bfcdbd48e19 100644
--- a/rules/S6984/python/metadata.json
+++ b/rules/S6984/python/metadata.json
@@ -8,7 +8,7 @@
   },
   "tags": [
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6984",
   "sqKey": "S6984",
   "scope": "All",
diff --git a/rules/S6985/python/metadata.json b/rules/S6985/python/metadata.json
index 85a9d41f6a1..7bfc183d260 100644
--- a/rules/S6985/python/metadata.json
+++ b/rules/S6985/python/metadata.json
@@ -10,7 +10,7 @@
     "pytorch",
     "machine-learning"
   ],
-  "defaultSeverity": "Major",
+  "defaultSeverity": "Critical",
   "ruleSpecification": "RSPEC-6985",
   "sqKey": "S6985",
   "scope": "All",