diff --git a/integ_tests/test_sharing.py b/integ_tests/test_sharing.py
index ecc667c9..6138514f 100644
--- a/integ_tests/test_sharing.py
+++ b/integ_tests/test_sharing.py
@@ -297,7 +297,8 @@ def test_share_by_map_validation(page: Page, radicale_server: str) -> None:
     ).to_have_count(1)
 
 
-def test_incoming_shares(page: Page, radicale_server: str) -> None:
+@pytest.mark.parametrize("permissions", ["ro", "rw"])
+def test_incoming_shares(page: Page, radicale_server: str, permissions: str) -> None:
     # 1. Admin logs in and creates a map share for 'max'
     login(page, radicale_server)
     create_collection(page, radicale_server)
@@ -307,6 +308,8 @@ def test_incoming_shares(page: Page, radicale_server: str) -> None:
     page.click('button[data-name="sharebymap"]')
     page.locator('input[data-name="shareuser"]').fill("max")
     page.locator('input[data-name="sharehref"]').fill("mapped")
+    if permissions == "rw":
+        page.check("#newshare_attr_permissions_rw")
     page.click('#newshare button[data-name="submit"]')
     expect(
         page.locator("tr[data-name='sharemaprowtemplate']:not(.hidden)")
@@ -372,12 +375,31 @@ def test_incoming_shares(page: Page, radicale_server: str) -> None:
         )
     ).to_be_checked()
 
-    # 6. Assert no error was shown
-    expect(page.locator('#incomingsharingscene span[data-name="error"]')).to_be_hidden()
-
+    # 6. Verify "shared by admin" and button visibility in the collection article
     page.click('#incomingsharingscene button[data-name="cancel"]')
     expect(page.locator("#incomingsharingscene")).to_be_hidden()
 
+    article = page.locator("article:not(.hidden)").first
+    expect(article.locator('[data-name="shared-by"]')).to_be_visible()
+    expect(article.locator('[data-name="shared-by-owner"]')).to_have_text("admin")
+
+    # Action buttons are only visible on mouseover
+    article.hover()
+
+    # Share and delete buttons should be hidden for all incoming shares
+    expect(article.locator('a[data-name="share"]')).to_be_hidden()
+    expect(article.locator('[data-name="shareoption"]')).to_be_hidden()
+    expect(article.locator('a[data-name="delete"]')).to_be_hidden()
+
+    # Edit button depends on permissions
+    if permissions == "rw":
+        expect(article.locator('a[data-name="edit"]')).to_be_visible()
+    else:
+        expect(article.locator('a[data-name="edit"]')).to_be_hidden()
+
+    # 7. Assert no error was shown
+    expect(page.locator('#incomingsharingscene span[data-name="error"]')).to_be_hidden()
+
 
 def test_no_incoming_shares_message(page: Page, radicale_server: str) -> None:
     # 1. Max logs in
diff --git a/radicale/web/internal_data/index.html b/radicale/web/internal_data/index.html
index 02d32749..a21866b0 100644
--- a/radicale/web/internal_data/index.html
+++ b/radicale/web/internal_data/index.html
@@ -74,6 +74,7 @@
         <div class="colorbar" data-name="color"></div>
         <h3 class="title" data-name="title">Title</h3>
         <small>
+          <span data-name="shared-by" class="hidden">👥 shared by <span data-name="shared-by-owner"></span> &gt;</span>
           <span data-name="ADDRESSBOOK">Address book</span>
           <span data-name="CALENDAR_JOURNAL_TASKS">Calendar, journal and tasks</span>
           <span data-name="CALENDAR_JOURNAL">Calendar and journal</span>
diff --git a/radicale/web/internal_data/js/scenes/CollectionsScene.js b/radicale/web/internal_data/js/scenes/CollectionsScene.js
index 2ccb3b6d..a8467449 100644
--- a/radicale/web/internal_data/js/scenes/CollectionsScene.js
+++ b/radicale/web/internal_data/js/scenes/CollectionsScene.js
@@ -121,8 +121,9 @@ export class CollectionsScene {
 
         /**
          * @param {any[]} collections
+         * @param {import("../api/sharing.js").Share[]} shares
          */
-        function show_collections(collections) {
+        function show_collections(collections, shares) {
             /** @type {HTMLElement} */ let navBar = document.querySelector("#logoutview");
             let heightOfNavBar = navBar.offsetHeight + "px";
             html_scene.style.marginTop = heightOfNavBar;
@@ -164,6 +165,23 @@ export class CollectionsScene {
                         node.querySelector("[data-name=" + e + "]").classList.add("hidden");
                     }
                 });
+                let share_info = node.querySelector("[data-name=shared-by]");
+                let share = (shares || []).find(s => s.ShareType === "map" && (s.PathOrToken || "").replace(/\/+$/, "") === (collection.href || "").replace(/\/+$/, ""));
+                if (share && share.Owner !== user) {
+                    share_info.classList.remove("hidden");
+                    node.querySelector("[data-name=shared-by-owner]").textContent = share.Owner;
+                    let share_option = node.querySelector("[data-name=shareoption]");
+                    if (share_option) {
+                        share_option.classList.add("hidden");
+                        share_option.removeAttribute("data-name");
+                    }
+                    delete_btn.classList.add("hidden");
+                    if (!/w/i.test(share.Permissions || "")) {
+                        edit_btn.classList.add("hidden");
+                    } else {
+                        edit_btn.classList.remove("hidden");
+                    }
+                }
                 title_form.textContent = collection.displayname || collection.href;
                 if (title_form.textContent.length > 30) {
                     title_form.classList.add("smalltext");