From 622318e3536d965459e1d09a6252c86490e27da9 Mon Sep 17 00:00:00 2001
From: Roman <dev@rman.dev>
Date: Wed, 27 May 2026 18:48:59 +0100
Subject: [PATCH] feat!: replace `uuid` dependency `crypto.randomUUID`

---
 lib/xlsx/xform/pivot-table/pivot-table-xform.js  | 3 +--
 lib/xlsx/xform/sheet/cf-ext/cf-rule-ext-xform.js | 5 ++---
 package.json                                     | 5 ++---
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/lib/xlsx/xform/pivot-table/pivot-table-xform.js b/lib/xlsx/xform/pivot-table/pivot-table-xform.js
index 76ad51bac..6c99b279b 100644
--- a/lib/xlsx/xform/pivot-table/pivot-table-xform.js
+++ b/lib/xlsx/xform/pivot-table/pivot-table-xform.js
@@ -1,4 +1,3 @@
-const {v4: uuidv4} = require('uuid');
 const XmlStream = require('../../../utils/xml-stream');
 const BaseXform = require('../base-xform');
 
@@ -44,7 +43,7 @@ class PivotTableXform extends BaseXform {
     // the numbers are indices into `cacheFields`.
 
     // Generate unique UID for each pivot table
-    const uniqueUid = `{${uuidv4()}}`.toUpperCase();
+    const uniqueUid = `{${crypto.randomUUID()}}`.toUpperCase();
 
     xmlStream.openXml(XmlStream.StdDocAttributes);
     xmlStream.openNode(this.tag, {
diff --git a/lib/xlsx/xform/sheet/cf-ext/cf-rule-ext-xform.js b/lib/xlsx/xform/sheet/cf-ext/cf-rule-ext-xform.js
index fecfbf147..6555858f8 100644
--- a/lib/xlsx/xform/sheet/cf-ext/cf-rule-ext-xform.js
+++ b/lib/xlsx/xform/sheet/cf-ext/cf-rule-ext-xform.js
@@ -1,4 +1,3 @@
-const {v4: uuidv4} = require('uuid');
 const BaseXform = require('../../base-xform');
 const CompositeXform = require('../../composite-xform');
 
@@ -40,7 +39,7 @@ class CfRuleExtXform extends CompositeXform {
 
   prepare(model) {
     if (CfRuleExtXform.isExt(model)) {
-      model.x14Id = `{${uuidv4()}}`.toUpperCase();
+      model.x14Id = `{${crypto.randomUUID()}}`.toUpperCase();
     }
   }
 
@@ -74,7 +73,7 @@ class CfRuleExtXform extends CompositeXform {
     xmlStream.openNode(this.tag, {
       type: 'iconSet',
       priority: model.priority,
-      id: model.x14Id || `{${uuidv4()}}`,
+      id: model.x14Id || `{${crypto.randomUUID()}}`,
     });
 
     this.iconSetXform.render(xmlStream, model);
diff --git a/package.json b/package.json
index da5de1b5a..91be62320 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "url": "https://github.com/sponsors/exceljs"
   },
   "engines": {
-    "node": ">=8.3.0"
+    "node": ">=18"
   },
   "main": "./excel.js",
   "browser": "./dist/exceljs.min.js",
@@ -110,8 +110,7 @@
     "readable-stream": "^3.6.0",
     "saxes": "^5.0.1",
     "tmp": "^0.2.0",
-    "unzipper": "^0.10.11",
-    "uuid": "^9.0.1"
+    "unzipper": "^0.10.11"
   },
   "devDependencies": {
     "@babel/cli": "^7.10.5",