diff --git a/x-pack/plugins/cloud_defend/public/common/utils.ts b/x-pack/plugins/cloud_defend/public/common/utils.ts
index 2e10d8982f82e..8200bb866db8a 100644
--- a/x-pack/plugins/cloud_defend/public/common/utils.ts
+++ b/x-pack/plugins/cloud_defend/public/common/utils.ts
@@ -178,15 +178,22 @@ export function validateMaxSelectorsAndResponses(selectors: Selector[], response
   return errors;
 }
 
-export function validateStringValuesForCondition(condition: SelectorCondition, values: string[]) {
+export function validateStringValuesForCondition(condition: SelectorCondition, values?: string[]) {
   const errors: string[] = [];
   const maxValueBytes =
     SelectorConditionsMap[condition].maxValueBytes || MAX_CONDITION_VALUE_LENGTH_BYTES;
 
   const { pattern, patternError } = SelectorConditionsMap[condition];
 
-  values.forEach((value) => {
-    if (pattern && !new RegExp(pattern).test(value)) {
+  values?.forEach((value) => {
+    if (value?.length === 0) {
+      errors.push(
+        i18n.translate('xpack.cloudDefend.errorGenericEmptyValue', {
+          defaultMessage: '"{condition}" values cannot be empty',
+          values: { condition },
+        })
+      );
+    } else if (pattern && !new RegExp(pattern).test(value)) {
       if (patternError) {
         errors.push(patternError);
       } else {
diff --git a/x-pack/plugins/cloud_defend/public/components/control_general_view_selector/index.test.tsx b/x-pack/plugins/cloud_defend/public/components/control_general_view_selector/index.test.tsx
index e54047a169a6e..5ab2886de9604 100644
--- a/x-pack/plugins/cloud_defend/public/components/control_general_view_selector/index.test.tsx
+++ b/x-pack/plugins/cloud_defend/public/components/control_general_view_selector/index.test.tsx
@@ -300,22 +300,27 @@ describe('<ControlGeneralViewSelector />', () => {
     }
 
     updatedSelector = onChange.mock.calls[1][0];
+    expect(updatedSelector.hasErrors).toBeFalsy();
     rerender(<WrappedComponent selector={updatedSelector} />);
-
     expect(findByText(errorStr)).toMatchObject({});
 
     userEvent.type(el, '/*{enter}');
     updatedSelector = onChange.mock.calls[2][0];
+    expect(updatedSelector.hasErrors).toBeFalsy();
     rerender(<WrappedComponent selector={updatedSelector} />);
-
     expect(findByText(errorStr)).toMatchObject({});
 
     userEvent.type(el, 'badpath{enter}');
     updatedSelector = onChange.mock.calls[3][0];
-
+    expect(updatedSelector.hasErrors).toBeTruthy();
     rerender(<WrappedComponent selector={updatedSelector} />);
-
     expect(getByText(errorStr)).toBeTruthy();
+
+    userEvent.type(el, ' {enter}');
+    updatedSelector = onChange.mock.calls[4][0];
+    expect(updatedSelector.hasErrors).toBeTruthy();
+    rerender(<WrappedComponent selector={updatedSelector} />);
+    expect(getByText('"targetFilePath" values cannot be empty')).toBeTruthy();
   });
 
   it('validates processExecutable conditions values', async () => {
@@ -336,7 +341,7 @@ describe('<ControlGeneralViewSelector />', () => {
       'input'
     );
 
-    const errorStr = i18n.errorInvalidProcessExecutable;
+    const regexError = i18n.errorInvalidProcessExecutable;
 
     if (el) {
       userEvent.type(el, '/usr/bin/**{enter}');
@@ -345,28 +350,33 @@ describe('<ControlGeneralViewSelector />', () => {
     }
 
     updatedSelector = onChange.mock.calls[1][0];
+    expect(updatedSelector.hasErrors).toBeFalsy();
     rerender(<WrappedComponent selector={updatedSelector} />);
-
-    expect(findByText(errorStr)).toMatchObject({});
+    expect(findByText(regexError)).toMatchObject({});
 
     userEvent.type(el, '/*{enter}');
     updatedSelector = onChange.mock.calls[2][0];
+    expect(updatedSelector.hasErrors).toBeFalsy();
     rerender(<WrappedComponent selector={updatedSelector} />);
-
-    expect(findByText(errorStr)).toMatchObject({});
+    expect(findByText(regexError)).toMatchObject({});
 
     userEvent.type(el, '/usr/bin/ls{enter}');
     updatedSelector = onChange.mock.calls[3][0];
+    expect(updatedSelector.hasErrors).toBeFalsy();
     rerender(<WrappedComponent selector={updatedSelector} />);
-
-    expect(findByText(errorStr)).toMatchObject({});
+    expect(findByText(regexError)).toMatchObject({});
 
     userEvent.type(el, 'badpath{enter}');
     updatedSelector = onChange.mock.calls[4][0];
-
+    expect(updatedSelector.hasErrors).toBeTruthy();
     rerender(<WrappedComponent selector={updatedSelector} />);
+    expect(getByText(regexError)).toBeTruthy();
 
-    expect(getByText(errorStr)).toBeTruthy();
+    userEvent.type(el, ' {enter}');
+    updatedSelector = onChange.mock.calls[4][0];
+    expect(updatedSelector.hasErrors).toBeTruthy();
+    rerender(<WrappedComponent selector={updatedSelector} />);
+    expect(getByText('"processExecutable" values cannot be empty')).toBeTruthy();
   });
 
   it('validates containerImageFullName conditions values', async () => {
@@ -385,7 +395,7 @@ describe('<ControlGeneralViewSelector />', () => {
       'input'
     );
 
-    const errorStr = i18n.errorInvalidFullContainerImageName;
+    const regexError = i18n.errorInvalidFullContainerImageName;
 
     if (el) {
       userEvent.type(el, 'docker.io/nginx{enter}');
@@ -396,13 +406,13 @@ describe('<ControlGeneralViewSelector />', () => {
     updatedSelector = onChange.mock.calls[1][0];
     rerender(<WrappedComponent selector={updatedSelector} />);
 
-    expect(findByText(errorStr)).toMatchObject({});
+    expect(findByText(regexError)).toMatchObject({});
 
     userEvent.type(el, 'nginx{enter}');
     updatedSelector = onChange.mock.calls[2][0];
     rerender(<WrappedComponent selector={updatedSelector} />);
 
-    expect(getByText(errorStr)).toBeTruthy();
+    expect(getByText(regexError)).toBeTruthy();
   });
 
   it('validates kubernetesPodLabel conditions values', async () => {
diff --git a/x-pack/plugins/cloud_defend/public/components/control_yaml_view/hooks/policy_schema.json b/x-pack/plugins/cloud_defend/public/components/control_yaml_view/hooks/policy_schema.json
index 0849fcb912e79..33d4a1c010caa 100644
--- a/x-pack/plugins/cloud_defend/public/components/control_yaml_view/hooks/policy_schema.json
+++ b/x-pack/plugins/cloud_defend/public/components/control_yaml_view/hooks/policy_schema.json
@@ -177,7 +177,8 @@
           "minItems": 1,
           "items": {
             "type": "string",
-            "pattern": "^(?:\\/[^\\/\\*]+)+(?:\\/\\*|\\/\\*\\*)?$"
+            "pattern": "^(?:\\/[^\\/\\*]+)*(?:\\/\\*|\\/\\*\\*)?$",
+            "minLength": 1
           }
         },
         "ignoreVolumeMounts": {
@@ -319,7 +320,8 @@
           "minItems": 1,
           "items": {
             "type": "string",
-            "pattern": "^(?:\\/[^\\/\\*]+)+(?:\\/\\*|\\/\\*\\*)?$"
+            "pattern": "^(?:\\/[^\\/\\*]+)*(?:\\/\\*|\\/\\*\\*)?$",
+            "minLength": 1
           }
         },
         "processName": {
diff --git a/x-pack/plugins/cloud_defend/public/types.ts b/x-pack/plugins/cloud_defend/public/types.ts
index d8f23302b3baa..2e9b864db5a44 100755
--- a/x-pack/plugins/cloud_defend/public/types.ts
+++ b/x-pack/plugins/cloud_defend/public/types.ts
@@ -134,7 +134,7 @@ export const SelectorConditionsMap: SelectorConditionsMapProps = {
     selectorType: 'file',
     type: 'stringArray',
     maxValueBytes: 255,
-    pattern: '^(?:\\/[^\\/\\*]+)+(?:\\/\\*|\\/\\*\\*)?$',
+    pattern: '^(?:\\/[^\\/\\*]+)*(?:\\/\\*|\\/\\*\\*)?$',
     patternError: i18n.errorInvalidTargetFilePath,
   },
   ignoreVolumeFiles: { selectorType: 'file', type: 'flag', not: ['ignoreVolumeMounts'] },
@@ -143,7 +143,7 @@ export const SelectorConditionsMap: SelectorConditionsMapProps = {
     selectorType: 'process',
     type: 'stringArray',
     not: ['processName'],
-    pattern: '^(?:\\/[^\\/\\*]+)+(?:\\/\\*|\\/\\*\\*)?$',
+    pattern: '^(?:\\/[^\\/\\*]+)*(?:\\/\\*|\\/\\*\\*)?$',
     patternError: i18n.errorInvalidProcessExecutable,
   },
   processName: {