diff --git a/frontend/src/app/main/ui/static.cljs b/frontend/src/app/main/ui/static.cljs
index ec5e20a72a..fe75e1f7b2 100644
--- a/frontend/src/app/main/ui/static.cljs
+++ b/frontend/src/app/main/ui/static.cljs
@@ -34,6 +34,7 @@
    [app.util.timers :as tm]
    [app.util.webapi :as wapi]
    [beicon.v2.core :as rx]
+   [cuerdas.core :as str]
    [rumext.v2 :as mf]))
 
 ;; FIXME: this is a workaround until we export this class on beicon library
@@ -608,16 +609,37 @@
 
       [:> internal-error* props])))
 
+(defn screen-kind
+  "Classify the `screen` query param for the exception page.
+
+  The param carries the route name (`?screen=<name>&params`), so the
+  viewer is \"viewer\" and every team dashboard is \"dashboard-*\". Returns
+  `:workspace`, `:dashboard`, `:viewer`, or nil when the screen is not a
+  request-access candidate. Reads the param with `rt/get-query-param`
+  because a repeated param arrives as a vector."
+  [query-params]
+  (let [screen (rt/get-query-param query-params :screen)]
+    (cond
+      (= screen "workspace")
+      :workspace
+
+      (and (string? screen)
+           (str/starts-with? screen "dashboard"))
+      :dashboard
+
+      (= screen "viewer")
+      :viewer)))
+
 (mf/defc exception-page*
   [{:keys [data route] :as props}]
 
   (let [type        (:type data)
         params      (:query-params route)
 
-        screen      (get params :screen)
-        workspace?  (= screen "workspace")
-        dashboard?  (= screen "dashboard")
-        view?       (= screen "view")
+        kind        (screen-kind params)
+        workspace?  (= kind :workspace)
+        dashboard?  (= kind :dashboard)
+        view?       (= kind :viewer)
 
         ;; We store the request access info int this state
         info*       (mf/use-state nil)
diff --git a/frontend/test/frontend_tests/runner.cljs b/frontend/test/frontend_tests/runner.cljs
index ad9b96d56f..8cea58e9b6 100644
--- a/frontend/test/frontend_tests/runner.cljs
+++ b/frontend/test/frontend_tests/runner.cljs
@@ -125,6 +125,7 @@
    [frontend-tests.ui.shape-filters-test]
    [frontend-tests.ui.shortcuts-labels-test]
    [frontend-tests.ui.sidebar-scroll-test]
+   [frontend-tests.ui.static-test]
    [frontend-tests.ui.stroke-menu-test]
    [frontend-tests.ui.workspace-libraries-test]
    [frontend-tests.util-clipboard-test]
@@ -272,6 +273,7 @@
    'frontend-tests.ui.shape-filters-test
    'frontend-tests.ui.shortcuts-labels-test
    'frontend-tests.ui.sidebar-scroll-test
+   'frontend-tests.ui.static-test
    'frontend-tests.ui.stroke-menu-test
    'frontend-tests.ui.workspace-libraries-test
    'frontend-tests.util-clipboard-test
diff --git a/frontend/test/frontend_tests/ui/static_test.cljs b/frontend/test/frontend_tests/ui/static_test.cljs
new file mode 100644
index 0000000000..acdc1b0b2c
--- /dev/null
+++ b/frontend/test/frontend_tests/ui/static_test.cljs
@@ -0,0 +1,54 @@
+;; This Source Code Form is subject to the terms of the Mozilla Public
+;; License, v. 2.0. If a copy of the MPL was not distributed with this
+;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
+;;
+;; Copyright (c) KALEIDOS SUBSIDIARY SL
+
+(ns frontend-tests.ui.static-test
+  (:require
+   [app.main.ui.static :as static]
+   [cljs.test :as t :include-macros true]))
+
+(t/deftest screen-kind-classifies-known-screens
+  ;; Regression test (penpot/penpot#11224): the exception page shows the
+  ;; REQUEST ACCESS modal only when it recognizes the screen the failing
+  ;; URL belongs to. The `screen` query param carries the route name, so
+  ;; the viewer is "viewer" and every team dashboard is "dashboard-*".
+  (t/testing "workspace"
+    (t/is (= :workspace (static/screen-kind {:screen "workspace"}))))
+
+  (t/testing "bare dashboard prefix also classifies"
+    ;; No such route exists (routes are always "dashboard-*"), and the
+    ;; modal still needs loaded team/file info, so this is harmless and
+    ;; matches the prefix convention used in routes.cljs.
+    (t/is (= :dashboard (static/screen-kind {:screen "dashboard"}))))
+
+  (t/testing "viewer"
+    (t/is (= :viewer (static/screen-kind {:screen "viewer"}))))
+
+  (t/testing "dashboard variants"
+    (doseq [screen ["dashboard-recent"
+                    "dashboard-members"
+                    "dashboard-files"
+                    "dashboard-settings"]]
+      (t/is (= :dashboard (static/screen-kind {:screen screen}))
+            (str "screen: " screen)))))
+
+(t/deftest screen-kind-ignores-unknown-screens
+  ;; Unknown, missing, or auth screens are not request-access candidates:
+  ;; the exception page must keep showing the plain not-found page.
+  (doseq [params [nil
+                  {}
+                  {:screen "auth-login"}
+                  {:screen "settings-profile"}
+                  ;; The "view" literal never was a real screen name; the
+                  ;; exception page compared against it before the fix.
+                  {:screen "view"}]]
+    (t/is (nil? (static/screen-kind params))
+          (str "params: " (pr-str params)))))
+
+(t/deftest screen-kind-tolerates-duplicate-screen-params
+  ;; A repeated query param arrives as a vector; the classifier reads the
+  ;; scalar the same way the router does instead of crashing on it.
+  (t/is (= :dashboard
+           (static/screen-kind {:screen ["dashboard-recent" "dashboard-recent"]}))))