diff --git a/addons/web/static/src/core/utils/urls.js b/addons/web/static/src/core/utils/urls.js
index a46f215a062..0f2f32036fd 100644
--- a/addons/web/static/src/core/utils/urls.js
+++ b/addons/web/static/src/core/utils/urls.js
@@ -69,7 +69,14 @@ export function getDataURLFromFile(file) {
     }
     return new Promise((resolve, reject) => {
         const reader = new FileReader();
-        reader.addEventListener("load", () => resolve(reader.result));
+        reader.addEventListener("load", () => {
+            // Handle Chrome bug that creates invalid data URLs for empty files
+            if (reader.result === "data:") {
+                resolve(`data:${file.type};base64,`);
+            } else {
+                resolve(reader.result);
+            }
+        });
         reader.addEventListener("abort", reject);
         reader.addEventListener("error", reject);
         reader.readAsDataURL(file);
diff --git a/addons/web/static/src/legacy/js/core/utils.js b/addons/web/static/src/legacy/js/core/utils.js
index 0759eb8d07e..de821729dc6 100644
--- a/addons/web/static/src/legacy/js/core/utils.js
+++ b/addons/web/static/src/legacy/js/core/utils.js
@@ -409,7 +409,12 @@ const utils = {
         return new Promise(function (resolve, reject) {
             var reader = new FileReader();
             reader.addEventListener('load', function () {
-                resolve(reader.result);
+                // Handle Chrome bug that creates invalid data URLs for empty files
+                if (reader.result === "data:") {
+                    resolve(`data:${file.type};base64,`);
+                } else {
+                    resolve(reader.result);
+                }
             });
             reader.addEventListener('abort', reject);
             reader.addEventListener('error', reject);
diff --git a/addons/web/static/tests/core/utils/urls_tests.js b/addons/web/static/tests/core/utils/urls_tests.js
index aa0fa379538..993a46fdfc8 100644
--- a/addons/web/static/tests/core/utils/urls_tests.js
+++ b/addons/web/static/tests/core/utils/urls_tests.js
@@ -1,7 +1,7 @@
 /** @odoo-module */
 
 import { browser } from "@web/core/browser/browser";
-import { getOrigin, url } from "@web/core/utils/urls";
+import { getDataURLFromFile, getOrigin, url } from "@web/core/utils/urls";
 import { patchWithCleanup } from "../../helpers/utils";
 
 QUnit.module("URLS", (hooks) => {
@@ -59,4 +59,10 @@ QUnit.module("URLS", (hooks) => {
         });
         assert.strictEqual(testUrl, "https://cors_server/cors_route/?my_param=1%2C2");
     });
+
+    QUnit.test("getDataURLFromFile handles empty file", async (assert) => {
+        const emptyFile = new File([""], "empty.txt", { type: "text/plain" });
+        const dataUrl = await getDataURLFromFile(emptyFile);
+        assert.strictEqual(dataUrl, "data:text/plain;base64,", "dataURL for empty file is not proper");
+    });
 });
diff --git a/addons/web/static/tests/legacy/core/util_tests.js b/addons/web/static/tests/legacy/core/util_tests.js
index 3b5f6a0fad9..3288d0e0a53 100644
--- a/addons/web/static/tests/legacy/core/util_tests.js
+++ b/addons/web/static/tests/legacy/core/util_tests.js
@@ -1,6 +1,7 @@
 /** @odoo-module **/
 
 import utils from "web.utils";
+import { getDataURLFromFile } from "@web/core/utils/urls";
 
 QUnit.module('core', {}, function () {
 
@@ -301,4 +302,12 @@ QUnit.module('core', {}, function () {
         assert.deepEqual(sortBy(ints, null, 'desc'), [5, 2, 1]);
         assert.deepEqual(sortBy(objstrss, prop, 'desc'), [{ x: 'z' }, { x: 'b' }, { x: 'a' }]);
     });
+
+    QUnit.test('getDataURLFromFile handles empty file', async function (assert) {
+        assert.expect(1);
+
+        const emptyFile = new File([""], "empty.txt", { type: "text/plain" });
+        const dataUrl = await getDataURLFromFile(emptyFile);
+        assert.strictEqual(dataUrl, "data:text/plain;base64,", "dataURL for empty file is not proper");
+    });
 });