diff --git a/codex-rs/app-server/src/command_exec.rs b/codex-rs/app-server/src/command_exec.rs
index 443117e592..1761deb9bb 100644
--- a/codex-rs/app-server/src/command_exec.rs
+++ b/codex-rs/app-server/src/command_exec.rs
@@ -22,6 +22,7 @@ use codex_core::config::StartedNetworkProxy;
 use codex_core::exec::ExecExpiration;
 use codex_core::exec::ExecExpirationOutcome;
 use codex_core::exec::IO_DRAIN_TIMEOUT_MS;
+use codex_core::exec::should_use_windows_restricted_token_sandbox;
 use codex_core::sandboxing::ExecRequest;
 use codex_protocol::exec_output::bytes_to_string_smart;
 use codex_sandboxing::SandboxType;
@@ -175,7 +176,12 @@ impl CommandExecManager {
             process_id: process_id.clone(),
         };
 
-        if matches!(exec_request.sandbox, SandboxType::WindowsRestrictedToken) {
+        let compatibility_sandbox_policy = exec_request.compatibility_sandbox_policy();
+        if should_use_windows_restricted_token_sandbox(
+            exec_request.sandbox,
+            &compatibility_sandbox_policy,
+            &exec_request.file_system_sandbox_policy,
+        ) {
             if tty || stream_stdin || stream_stdout_stderr {
                 return Err(invalid_request(
                     "streaming command/exec is not supported with windows sandbox",
@@ -710,6 +716,32 @@ mod tests {
         )
     }
 
+    fn windows_danger_full_access_exec_request() -> ExecRequest {
+        let cwd = AbsolutePathBuf::current_dir().expect("current dir");
+        let sandbox_policy = codex_protocol::protocol::SandboxPolicy::DangerFullAccess;
+        let permission_profile = PermissionProfile::from_legacy_sandbox_policy(&sandbox_policy);
+        let file_system_sandbox_policy =
+            codex_protocol::permissions::FileSystemSandboxPolicy::from(&sandbox_policy);
+        ExecRequest {
+            command: vec!["cmd".to_string()],
+            cwd: cwd.clone(),
+            env: HashMap::new(),
+            exec_server_env_config: None,
+            network: None,
+            expiration: ExecExpiration::DefaultTimeout,
+            capture_policy: codex_core::exec::ExecCapturePolicy::ShellTool,
+            sandbox: SandboxType::WindowsRestrictedToken,
+            windows_sandbox_policy_cwd: cwd,
+            windows_sandbox_level: WindowsSandboxLevel::Disabled,
+            windows_sandbox_private_desktop: false,
+            permission_profile,
+            file_system_sandbox_policy,
+            network_sandbox_policy: codex_protocol::permissions::NetworkSandboxPolicy::Enabled,
+            windows_sandbox_filesystem_overrides: None,
+            arg0: None,
+        }
+    }
+
     #[tokio::test]
     async fn windows_sandbox_streaming_exec_is_rejected() {
         let (tx, _rx) = mpsc::channel(1);
@@ -743,6 +775,40 @@ mod tests {
         );
     }
 
+    #[cfg(not(target_os = "windows"))]
+    #[tokio::test]
+    async fn windows_danger_full_access_streaming_exec_is_not_treated_as_windows_sandbox() {
+        let (tx, _rx) = mpsc::channel(1);
+        let manager = CommandExecManager::default();
+        let err = manager
+            .start(StartCommandExecParams {
+                outgoing: Arc::new(OutgoingMessageSender::new(
+                    tx,
+                    codex_analytics::AnalyticsEventsClient::disabled(),
+                )),
+                request_id: ConnectionRequestId {
+                    connection_id: ConnectionId(2),
+                    request_id: codex_app_server_protocol::RequestId::Integer(43),
+                },
+                process_id: Some("proc-43".to_string()),
+                exec_request: windows_danger_full_access_exec_request(),
+                started_network_proxy: None,
+                tty: false,
+                stream_stdin: false,
+                stream_stdout_stderr: true,
+                output_bytes_cap: None,
+                size: None,
+            })
+            .await
+            .expect_err("non-windows hosts should still fail before the restricted-token path");
+
+        assert_eq!(err.code, INVALID_REQUEST_ERROR_CODE);
+        assert_ne!(
+            err.message,
+            "streaming command/exec is not supported with windows sandbox"
+        );
+    }
+
     #[cfg(not(target_os = "windows"))]
     #[tokio::test]
     async fn windows_sandbox_non_streaming_exec_uses_execution_path() {
diff --git a/codex-rs/core/src/exec.rs b/codex-rs/core/src/exec.rs
index fd5cd7bcdc..c1ef004875 100644
--- a/codex-rs/core/src/exec.rs
+++ b/codex-rs/core/src/exec.rs
@@ -482,7 +482,11 @@ async fn get_raw_output_result(
     >,
 ) -> Result<RawExecToolCallOutput> {
     #[cfg(target_os = "windows")]
-    if sandbox == SandboxType::WindowsRestrictedToken {
+    if should_use_windows_restricted_token_sandbox(
+        sandbox,
+        sandbox_policy,
+        &FileSystemSandboxPolicy::from(sandbox_policy),
+    ) {
         return exec_windows_sandbox(params, sandbox_policy, windows_sandbox_filesystem_overrides)
             .await;
     }
@@ -967,7 +971,7 @@ async fn exec(
 }
 
 #[cfg_attr(not(target_os = "windows"), allow(dead_code))]
-fn should_use_windows_restricted_token_sandbox(
+pub fn should_use_windows_restricted_token_sandbox(
     sandbox: SandboxType,
     sandbox_policy: &SandboxPolicy,
     file_system_sandbox_policy: &FileSystemSandboxPolicy,
diff --git a/codex-rs/core/src/exec_tests.rs b/codex-rs/core/src/exec_tests.rs
index 9d335a81c7..74e528e66b 100644
--- a/codex-rs/core/src/exec_tests.rs
+++ b/codex-rs/core/src/exec_tests.rs
@@ -377,6 +377,21 @@ async fn process_exec_tool_call_preserves_full_buffer_capture_policy() -> Result
     Ok(())
 }
 
+#[test]
+fn windows_restricted_token_skips_danger_full_access_policies() {
+    let policy = SandboxPolicy::DangerFullAccess;
+    let file_system_policy = FileSystemSandboxPolicy::from(&policy);
+
+    assert_eq!(
+        should_use_windows_restricted_token_sandbox(
+            SandboxType::WindowsRestrictedToken,
+            &policy,
+            &file_system_policy,
+        ),
+        false
+    );
+}
+
 #[test]
 fn windows_restricted_token_skips_external_sandbox_policies() {
     let policy = SandboxPolicy::ExternalSandbox {
diff --git a/codex-rs/core/src/unified_exec/process_manager.rs b/codex-rs/core/src/unified_exec/process_manager.rs
index c67abc48d6..4c922c5615 100644
--- a/codex-rs/core/src/unified_exec/process_manager.rs
+++ b/codex-rs/core/src/unified_exec/process_manager.rs
@@ -11,6 +11,7 @@ use tokio::time::Duration;
 use tokio::time::Instant;
 use tokio_util::sync::CancellationToken;
 
+use crate::exec::should_use_windows_restricted_token_sandbox;
 use crate::exec_env::CODEX_THREAD_ID_ENV_VAR;
 use crate::exec_env::create_env;
 use crate::exec_policy::ExecApprovalRequest;
@@ -875,9 +876,13 @@ impl UnifiedExecProcessManager {
     ) -> Result<UnifiedExecProcess, UnifiedExecError> {
         let inherited_fds = spawn_lifecycle.inherited_fds();
 
+        let sandbox_policy = request.compatibility_sandbox_policy();
         #[cfg(target_os = "windows")]
-        if request.sandbox == codex_sandboxing::SandboxType::WindowsRestrictedToken {
-            let sandbox_policy = request.compatibility_sandbox_policy();
+        if should_use_windows_restricted_token_sandbox(
+            request.sandbox,
+            &sandbox_policy,
+            &request.file_system_sandbox_policy,
+        ) {
             let policy_json = serde_json::to_string(&sandbox_policy).map_err(|err| {
                 UnifiedExecError::create_process(format!(
                     "failed to serialize Windows sandbox policy: {err}"