diff --git a/lib/rules/forbid-component-props.js b/lib/rules/forbid-component-props.js
index 2dd4412b87..468365885e 100644
--- a/lib/rules/forbid-component-props.js
+++ b/lib/rules/forbid-component-props.js
@@ -131,6 +131,7 @@ module.exports = {
           },
         },
       },
+      additionalProperties: false,
     }],
   },
 
diff --git a/lib/rules/forbid-dom-props.js b/lib/rules/forbid-dom-props.js
index 4638a8700d..e2f8b217c2 100644
--- a/lib/rules/forbid-dom-props.js
+++ b/lib/rules/forbid-dom-props.js
@@ -74,6 +74,7 @@ module.exports = {
                   type: 'string',
                 },
               },
+              additionalProperties: false,
             }],
             minLength: 1,
           },
diff --git a/lib/rules/forbid-prop-types.js b/lib/rules/forbid-prop-types.js
index 44de1fa023..5dfa48a220 100644
--- a/lib/rules/forbid-prop-types.js
+++ b/lib/rules/forbid-prop-types.js
@@ -54,7 +54,7 @@ module.exports = {
           type: 'boolean',
         },
       },
-      additionalProperties: true,
+      additionalProperties: false,
     }],
   },
 
diff --git a/lib/rules/function-component-definition.js b/lib/rules/function-component-definition.js
index cca665abe2..3f11c5d81f 100644
--- a/lib/rules/function-component-definition.js
+++ b/lib/rules/function-component-definition.js
@@ -167,6 +167,7 @@ module.exports = {
             ],
           },
         },
+        additionalProperties: false,
       },
     ],
   },
diff --git a/lib/rules/jsx-curly-spacing.js b/lib/rules/jsx-curly-spacing.js
index fda49381ce..d39b202e6d 100644
--- a/lib/rules/jsx-curly-spacing.js
+++ b/lib/rules/jsx-curly-spacing.js
@@ -35,6 +35,28 @@ const messages = {
   spaceNeededBefore: 'A space is required before \'{{token}}\'',
 };
 
+const BASIC_CONFIG_SCHEMA = {
+  type: 'object',
+  properties: {
+    when: {
+      enum: SPACING_VALUES,
+    },
+    allowMultiline: {
+      type: 'boolean',
+    },
+    spacing: {
+      type: 'object',
+      properties: {
+        objectLiterals: {
+          enum: SPACING_VALUES,
+        },
+      },
+      additionalProperties: false,
+    },
+  },
+  additionalProperties: false,
+};
+
 /** @type {import('eslint').Rule.RuleModule} */
 module.exports = {
   meta: {
@@ -50,29 +72,8 @@ module.exports = {
 
     schema: {
       definitions: {
-        basicConfig: {
-          type: 'object',
-          properties: {
-            when: {
-              enum: SPACING_VALUES,
-            },
-            allowMultiline: {
-              type: 'boolean',
-            },
-            spacing: {
-              type: 'object',
-              properties: {
-                objectLiterals: {
-                  enum: SPACING_VALUES,
-                },
-              },
-            },
-          },
-        },
         basicConfigOrBoolean: {
-          anyOf: [{
-            $ref: '#/definitions/basicConfig',
-          }, {
+          anyOf: [BASIC_CONFIG_SCHEMA, {
             type: 'boolean',
           }],
         },
@@ -80,19 +81,16 @@ module.exports = {
       type: 'array',
       items: [{
         anyOf: [{
-          allOf: [{
-            $ref: '#/definitions/basicConfig',
-          }, {
-            type: 'object',
-            properties: {
-              attributes: {
-                $ref: '#/definitions/basicConfigOrBoolean',
-              },
-              children: {
-                $ref: '#/definitions/basicConfigOrBoolean',
-              },
+          type: 'object',
+          properties: Object.assign(BASIC_CONFIG_SCHEMA.properties, {
+            attributes: {
+              $ref: '#/definitions/basicConfigOrBoolean',
             },
-          }],
+            children: {
+              $ref: '#/definitions/basicConfigOrBoolean',
+            },
+          }),
+          additionalProperties: false,
         }, {
           enum: SPACING_VALUES,
         }],
@@ -109,6 +107,7 @@ module.exports = {
                 enum: SPACING_VALUES,
               },
             },
+            additionalProperties: false,
           },
         },
         additionalProperties: false,
diff --git a/lib/rules/jsx-handler-names.js b/lib/rules/jsx-handler-names.js
index f89f24413e..070019dcfe 100644
--- a/lib/rules/jsx-handler-names.js
+++ b/lib/rules/jsx-handler-names.js
@@ -111,6 +111,7 @@ module.exports = {
               items: { type: 'string' },
             },
           },
+          additionalProperties: false,
         },
       ],
     }],
diff --git a/lib/rules/jsx-indent-props.js b/lib/rules/jsx-indent-props.js
index 8504878731..4fe40fac84 100644
--- a/lib/rules/jsx-indent-props.js
+++ b/lib/rules/jsx-indent-props.js
@@ -77,6 +77,7 @@ module.exports = {
             type: 'boolean',
           },
         },
+        additionalProperties: false,
       }],
     }],
   },
diff --git a/lib/rules/jsx-max-props-per-line.js b/lib/rules/jsx-max-props-per-line.js
index eebf7f0f33..81d515b58d 100644
--- a/lib/rules/jsx-max-props-per-line.js
+++ b/lib/rules/jsx-max-props-per-line.js
@@ -53,6 +53,7 @@ module.exports = {
                 minimum: 1,
               },
             },
+            additionalProperties: false,
           },
         },
         additionalProperties: false,
diff --git a/lib/rules/jsx-no-literals.js b/lib/rules/jsx-no-literals.js
index 45c9a54c48..81780d5ca5 100644
--- a/lib/rules/jsx-no-literals.js
+++ b/lib/rules/jsx-no-literals.js
@@ -138,10 +138,11 @@ const elementOverrides = {
     [reOverridableElement.source]: {
       type: 'object',
       properties: Object.assign(
+        { allowElement: { type: 'boolean' } },
         { applyToNestedElements: { type: 'boolean' } },
         commonPropertiesSchema
       ),
-
+      additionalProperties: false,
     },
   },
 };
diff --git a/lib/rules/jsx-no-script-url.js b/lib/rules/jsx-no-script-url.js
index b18ce2ccb3..8dd4b8d9ea 100644
--- a/lib/rules/jsx-no-script-url.js
+++ b/lib/rules/jsx-no-script-url.js
@@ -88,7 +88,7 @@ module.exports = {
                   type: 'boolean',
                 },
               },
-              additionalItems: false,
+              additionalProperties: false,
             },
           ],
           additionalItems: false,
@@ -103,7 +103,7 @@ module.exports = {
                   type: 'boolean',
                 },
               },
-              additionalItems: false,
+              additionalProperties: false,
             },
           ],
           additionalItems: false,
diff --git a/lib/rules/jsx-no-useless-fragment.js b/lib/rules/jsx-no-useless-fragment.js
index 9827560f0e..7562682669 100644
--- a/lib/rules/jsx-no-useless-fragment.js
+++ b/lib/rules/jsx-no-useless-fragment.js
@@ -103,6 +103,7 @@ module.exports = {
           type: 'boolean',
         },
       },
+      additionalProperties: false,
     }],
   },
 
diff --git a/lib/rules/jsx-props-no-spreading.js b/lib/rules/jsx-props-no-spreading.js
index 1aa8ab4ace..1657dd4c2d 100644
--- a/lib/rules/jsx-props-no-spreading.js
+++ b/lib/rules/jsx-props-no-spreading.js
@@ -71,6 +71,7 @@ module.exports = {
             },
           },
         },
+        additionalProperties: false,
       }, {
         not: {
           type: 'object',
diff --git a/lib/rules/no-danger.js b/lib/rules/no-danger.js
index 54dbed49cf..647311d745 100644
--- a/lib/rules/no-danger.js
+++ b/lib/rules/no-danger.js
@@ -68,6 +68,7 @@ module.exports = {
           uniqueItems: true,
         },
       },
+      additionalProperties: false,
     }],
   },
 
diff --git a/lib/rules/no-unescaped-entities.js b/lib/rules/no-unescaped-entities.js
index 3ec2cb23b6..9f42cee3c4 100644
--- a/lib/rules/no-unescaped-entities.js
+++ b/lib/rules/no-unescaped-entities.js
@@ -73,6 +73,7 @@ module.exports = {
                   },
                 },
               },
+              additionalProperties: false,
             }],
           },
         },
diff --git a/lib/rules/style-prop-object.js b/lib/rules/style-prop-object.js
index f2c63e525f..6da08240ab 100644
--- a/lib/rules/style-prop-object.js
+++ b/lib/rules/style-prop-object.js
@@ -43,6 +43,7 @@ module.exports = {
             uniqueItems: true,
           },
         },
+        additionalProperties: false,
       },
     ],
   },