diff --git a/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/__init__.py b/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/__init__.py
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only.metadata.json b/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only.metadata.json
new file mode 100644
index 00000000000..be93d476e32
--- /dev/null
+++ b/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only.metadata.json
@@ -0,0 +1,34 @@
+{
+  "Provider": "aws",
+  "CheckID": "servicecatalog_portfolio_shared_within_organization_only",
+  "CheckTitle": "Service Catalog portfolios should be shared within an AWS organization only",
+  "CheckType": [
+    "Software and Configuration Checks/AWS Security Best Practices"
+  ],
+  "ServiceName": "servicecatalog",
+  "SubServiceName": "",
+  "ResourceIdTemplate": "arn:aws:servicecatalog:{region}:{account-id}:portfolio/{portfolio-id}",
+  "Severity": "high",
+  "ResourceType": "AwsServiceCatalogPortfolio",
+  "Description": "This control checks whether AWS Service Catalog shares portfolios within an organization when the integration with AWS Organizations is enabled. The control fails if portfolios aren't shared within an organization.",
+  "Risk": "Sharing Service Catalog portfolios outside of an organization may result in access granted to unintended AWS accounts, potentially exposing sensitive resources.",
+  "RelatedUrl": "https://docs.aws.amazon.com/servicecatalog/latest/adminguide/catalogs_portfolios_sharing.html",
+  "Remediation": {
+    "Code": {
+      "CLI": "aws servicecatalog create-portfolio-share --portfolio-id <portfolio-id> --organization-ids <org-id>",
+      "NativeIaC": "",
+      "Other": "https://docs.aws.amazon.com/servicecatalog/latest/adminguide/catalogs_portfolios_sharing.html",
+      "Terraform": ""
+    },
+    "Recommendation": {
+      "Text": "Configure AWS Service Catalog to share portfolios only within your AWS Organization for more secure access management.",
+      "Url": "https://docs.aws.amazon.com/servicecatalog/latest/adminguide/catalogs_portfolios_sharing.html"
+    }
+  },
+  "Categories": [
+    "trustboundaries"
+  ],
+  "DependsOn": [],
+  "RelatedTo": [],
+  "Notes": ""
+}
diff --git a/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only.py b/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only.py
new file mode 100644
index 00000000000..b6390bacb2d
--- /dev/null
+++ b/prowler/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only.py
@@ -0,0 +1,32 @@
+from prowler.lib.check.models import Check, Check_Report_AWS
+from prowler.providers.aws.services.organizations.organizations_client import (
+    organizations_client,
+)
+from prowler.providers.aws.services.servicecatalog.servicecatalog_client import (
+    servicecatalog_client,
+)
+
+
+class servicecatalog_portfolio_shared_within_organization_only(Check):
+    def execute(self):
+        findings = []
+        for org in organizations_client.organizations:
+            if org.status == "ACTIVE":
+                for portfolio in servicecatalog_client.portfolios.values():
+                    if portfolio.shares is not None:
+                        report = Check_Report_AWS(self.metadata())
+                        report.region = portfolio.region
+                        report.resource_id = portfolio.id
+                        report.resource_arn = portfolio.arn
+                        report.resource_tags = portfolio.tags
+                        report.status = "PASS"
+                        report.status_extended = f"ServiceCatalog Portfolio {portfolio.name} is shared within your AWS Organization."
+                        for portfolio_share in portfolio.shares:
+                            if portfolio_share.type == "ACCOUNT":
+                                report.status = "FAIL"
+                                report.status_extended = f"ServiceCatalog Portfolio {portfolio.name} is shared with an account."
+                                break
+
+                        findings.append(report)
+
+        return findings
diff --git a/prowler/providers/aws/services/servicecatalog/servicecatalog_service.py b/prowler/providers/aws/services/servicecatalog/servicecatalog_service.py
index 31a1f798fed..2950d234b2c 100644
--- a/prowler/providers/aws/services/servicecatalog/servicecatalog_service.py
+++ b/prowler/providers/aws/services/servicecatalog/servicecatalog_service.py
@@ -9,7 +9,7 @@
 PORTFOLIO_SHARE_TYPES = [
     "ACCOUNT",
     "ORGANIZATION",
-    "ORGANIZATION_UNIT",
+    "ORGANIZATIONAL_UNIT",
     "ORGANIZATION_MEMBER_ACCOUNT",
 ]
 
@@ -48,9 +48,9 @@ def _list_portfolios(self, regional_client):
     def _describe_portfolio_shares(self, portfolio):
         try:
             logger.info("ServiceCatalog - describing portfolios shares...")
-            try:
-                regional_client = self.regional_clients[portfolio.region]
-                for portfolio_type in PORTFOLIO_SHARE_TYPES:
+            regional_client = self.regional_clients[portfolio.region]
+            for portfolio_type in PORTFOLIO_SHARE_TYPES:
+                try:
                     for share in regional_client.describe_portfolio_shares(
                         PortfolioId=portfolio.id,
                         Type=portfolio_type,
@@ -60,10 +60,16 @@ def _describe_portfolio_shares(self, portfolio):
                             accepted=share["Accepted"],
                         )
                         portfolio.shares.append(portfolio_share)
-            except Exception as error:
-                logger.error(
-                    f"{regional_client.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
-                )
+                except Exception as error:
+                    if error.response["Error"]["Code"] == "AccessDeniedException":
+                        logger.error(
+                            f"{regional_client.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
+                        )
+                        portfolio.shares = None
+                    else:
+                        logger.error(
+                            f"{regional_client.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
+                        )
         except Exception as error:
             logger.error(
                 f"{regional_client.region} -- {error.__class__.__name__}[{error.__traceback__.tb_lineno}]: {error}"
@@ -75,7 +81,7 @@ def _describe_portfolio(self, portfolio):
             try:
                 regional_client = self.regional_clients[portfolio.region]
                 portfolio.tags = regional_client.describe_portfolio(
-                    PortfolioId=portfolio.id,
+                    Id=portfolio.id,
                 )["Tags"]
             except Exception as error:
                 logger.error(
diff --git a/tests/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only_test.py b/tests/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only_test.py
new file mode 100644
index 00000000000..4b47b5d7927
--- /dev/null
+++ b/tests/providers/aws/services/servicecatalog/servicecatalog_portfolio_shared_within_organization_only/servicecatalog_portfolio_shared_within_organization_only_test.py
@@ -0,0 +1,187 @@
+from unittest import mock
+
+import botocore
+from boto3 import client
+from moto import mock_aws
+
+from prowler.providers.aws.services.organizations.organizations_service import (
+    Organizations,
+)
+from prowler.providers.aws.services.servicecatalog.servicecatalog_service import (
+    ServiceCatalog,
+)
+from tests.providers.aws.utils import (
+    AWS_ACCOUNT_NUMBER,
+    AWS_REGION_EU_WEST_1,
+    set_mocked_aws_provider,
+)
+
+make_api_call = botocore.client.BaseClient._make_api_call
+
+
+def mock_make_api_call(self, operation_name, kwarg):
+    if operation_name == "ListPortfolios":
+        return {
+            "PortfolioDetails": [
+                {
+                    "Id": "portfolio-account-test",
+                    "ARN": "arn:aws:servicecatalog:eu-west-1:123456789012:portfolio/portfolio-account-test",
+                    "DisplayName": "portfolio-account",
+                }
+            ],
+        }
+    elif operation_name == "DescribePortfolioShares":
+        return {
+            "PortfolioShareDetails": [
+                {
+                    "Type": "ACCOUNT",
+                    "Accepted": True,
+                }
+            ],
+        }
+    return make_api_call(self, operation_name, kwarg)
+
+
+def mock_make_api_call_v2(self, operation_name, kwarg):
+    if operation_name == "ListPortfolios":
+        return {
+            "PortfolioDetails": [
+                {
+                    "Id": "portfolio-org-test",
+                    "ARN": "arn:aws:servicecatalog:eu-west-1:123456789012:portfolio/portfolio-org-test",
+                    "DisplayName": "portfolio-org",
+                }
+            ],
+        }
+    elif operation_name == "DescribePortfolioShares":
+        if kwarg["type"] == "ACCOUNT":
+            return {
+                "PortfolioShareDetails": [
+                    {
+                        "Type": "ORGANIZATION",
+                        "Accepted": True,
+                    }
+                ],
+            }
+    return make_api_call(self, operation_name, kwarg)
+
+
+class Test_servicecatalog_portfolio_shared_within_organization_only:
+    def test_no_portfolios(self):
+        aws_provider = set_mocked_aws_provider([AWS_REGION_EU_WEST_1])
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_client",
+            new=ServiceCatalog(aws_provider),
+        ):
+            from prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only import (
+                servicecatalog_portfolio_shared_within_organization_only,
+            )
+
+            check = servicecatalog_portfolio_shared_within_organization_only()
+            result = check.execute()
+            assert len(result) == 0
+
+    @mock_aws
+    @mock.patch("botocore.client.BaseClient._make_api_call", new=mock_make_api_call)
+    def test_organizations_not_active(self):
+        client("servicecatalog", region_name=AWS_REGION_EU_WEST_1)
+        aws_provider = set_mocked_aws_provider(
+            [AWS_REGION_EU_WEST_1], create_default_organization=False
+        )
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_client",
+            new=ServiceCatalog(aws_provider),
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.organizations_client",
+            new=Organizations(aws_provider),
+        ):
+            from prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only import (
+                servicecatalog_portfolio_shared_within_organization_only,
+            )
+
+            check = servicecatalog_portfolio_shared_within_organization_only()
+            result = check.execute()
+            assert len(result) == 0
+
+    @mock_aws
+    @mock.patch("botocore.client.BaseClient._make_api_call", new=mock_make_api_call)
+    def test_portfolio_share_account(self):
+        client("servicecatalog", region_name=AWS_REGION_EU_WEST_1)
+        aws_provider = set_mocked_aws_provider([AWS_REGION_EU_WEST_1])
+        conn = client("organizations")
+        conn.create_organization()
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_client",
+            new=ServiceCatalog(aws_provider),
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.organizations_client",
+            new=Organizations(aws_provider),
+        ):
+            from prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only import (
+                servicecatalog_portfolio_shared_within_organization_only,
+            )
+
+            check = servicecatalog_portfolio_shared_within_organization_only()
+            result = check.execute()
+            assert len(result) == 1
+            assert result[0].status == "FAIL"
+            assert (
+                result[0].status_extended
+                == "ServiceCatalog Portfolio portfolio-account is shared with an account."
+            )
+            assert result[0].resource_id == "portfolio-account-test"
+            assert (
+                result[0].resource_arn
+                == f"arn:aws:servicecatalog:{AWS_REGION_EU_WEST_1}:{AWS_ACCOUNT_NUMBER}:portfolio/portfolio-account-test"
+            )
+            assert result[0].region == AWS_REGION_EU_WEST_1
+
+    @mock_aws
+    @mock.patch("botocore.client.BaseClient._make_api_call", new=mock_make_api_call_v2)
+    def test_portfolio_share_organization(self):
+        client("servicecatalog", region_name=AWS_REGION_EU_WEST_1)
+        aws_provider = set_mocked_aws_provider([AWS_REGION_EU_WEST_1])
+
+        conn = client("organizations")
+        conn.create_organization()
+
+        with mock.patch(
+            "prowler.providers.common.provider.Provider.get_global_provider",
+            return_value=aws_provider,
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_client",
+            new=ServiceCatalog(aws_provider),
+        ), mock.patch(
+            "prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only.organizations_client",
+            new=Organizations(aws_provider),
+        ):
+            from prowler.providers.aws.services.servicecatalog.servicecatalog_portfolio_shared_within_organization_only.servicecatalog_portfolio_shared_within_organization_only import (
+                servicecatalog_portfolio_shared_within_organization_only,
+            )
+
+            check = servicecatalog_portfolio_shared_within_organization_only()
+            result = check.execute()
+            assert len(result) == 1
+            assert result[0].status == "PASS"
+            assert (
+                result[0].status_extended
+                == "ServiceCatalog Portfolio portfolio-org is shared within your AWS Organization."
+            )
+            assert result[0].resource_id == "portfolio-org-test"
+            assert (
+                result[0].resource_arn
+                == f"arn:aws:servicecatalog:{AWS_REGION_EU_WEST_1}:{AWS_ACCOUNT_NUMBER}:portfolio/portfolio-org-test"
+            )
+            assert result[0].region == AWS_REGION_EU_WEST_1