diff --git a/CHANGELOG.md b/CHANGELOG.md
index 232084b..dabca2d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Performance Optimization: Large data volume task rendering performance optimization
 - Performance Optimization: Virtualized rendering optimization
 
+### Fixed
+- jspdf弱点升级
+- jspdf vulnerabilies
+
 ## [1.4.2-patch3] - 2025-11-13
 
 ### Added
diff --git a/demo/version-history.json b/demo/version-history.json
index 43fb01b..0c50962 100644
--- a/demo/version-history.json
+++ b/demo/version-history.json
@@ -315,10 +315,12 @@
       "性能优化：大数据量任务渲染性能优化",
       "性能优化：虚拟渲染优化",
       "新增：大数据加载演示",
+      "修复：jspdf弱点升级",
       "Performance Optimization: TaskList and Timeline add virtualized scrolling support, greatly reducing node count and redraw overhead",
       "Performance Optimization: Large data volume task rendering performance optimization",
       "Performance Optimization: Virtualized rendering optimization",
-      "Added: Large data loading demonstration"
+      "Added: Large data loading demonstration",
+      "Fix: jspdf vulnerabilies"
     ]
   }
 ]
diff --git a/package-lock.json b/package-lock.json
index 48ddde8..b8e08a1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "jordium-gantt-vue3",
-  "version": "1.4.2",
+  "version": "1.4.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "jordium-gantt-vue3",
-      "version": "1.4.2",
+      "version": "1.4.3",
       "license": "MIT",
       "dependencies": {
         "date-fns": "^4.1.0",
@@ -60,9 +60,9 @@
       }
     },
     "node_modules/@babel/runtime": {
-      "version": "7.27.6",
-      "resolved": "https://registry.npmmirror.com/@babel/runtime/-/runtime-7.27.6.tgz",
-      "integrity": "sha512-vbavdySgbTTrmFE+EsiqUTzlOr5bzlnJtUv9PynGCAKvfQqjIXbvFdumPM/GxMDfyuGMJaJAU6TO4zc1Jf1i8Q==",
+      "version": "7.28.4",
+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.28.4.tgz",
+      "integrity": "sha512-Q/N6JNWvIvPnLDvjlE1OUBLPQHH6l3CltCEsHIujp45zQUSSh8K+gHnaEX45yAT1nyngnINhvWtzN+Nb9D8RAQ==",
       "engines": {
         "node": ">=6.9.0"
       }
@@ -957,6 +957,11 @@
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       "dev": true
     },
+    "node_modules/@types/pako": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/@types/pako/-/pako-2.0.4.tgz",
+      "integrity": "sha512-VWDCbrLeVXJM9fihYodcLiIv0ku+AlOa/TQ1SvYOaBuyrSKgEcro95LJyIsJ4vSo6BXIxOKxiJAat04CmST9Fw=="
+    },
     "node_modules/@types/raf": {
       "version": "3.4.3",
       "resolved": "https://registry.npmmirror.com/@types/raf/-/raf-3.4.3.tgz",
@@ -1488,17 +1493,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/atob": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmmirror.com/atob/-/atob-2.1.2.tgz",
-      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
-      "bin": {
-        "atob": "bin/atob.js"
-      },
-      "engines": {
-        "node": ">= 4.5.0"
-      }
-    },
     "node_modules/balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmmirror.com/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -1540,17 +1534,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/btoa": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmmirror.com/btoa/-/btoa-1.2.1.tgz",
-      "integrity": "sha512-SB4/MIGlsiVkMcHmT+pSmIPoNDoHg+7cMzmt3Uxt628MTz2487DKSqK/fuhFBrkuqrYv5UCEnACpF4dTFNKc/g==",
-      "bin": {
-        "btoa": "bin/btoa.js"
-      },
-      "engines": {
-        "node": ">= 0.4.0"
-      }
-    },
     "node_modules/callsites": {
       "version": "3.1.0",
       "resolved": "https://registry.npmmirror.com/callsites/-/callsites-3.1.0.tgz",
@@ -2090,6 +2073,16 @@
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       "dev": true
     },
+    "node_modules/fast-png": {
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/fast-png/-/fast-png-6.4.0.tgz",
+      "integrity": "sha512-kAqZq1TlgBjZcLr5mcN6NP5Rv4V2f22z00c3g8vRrwkcqjerx7BEhPbOnWCPqaHUl2XWQBJQvOT/FQhdMT7X/Q==",
+      "dependencies": {
+        "@types/pako": "^2.0.3",
+        "iobuffer": "^5.3.2",
+        "pako": "^2.1.0"
+      }
+    },
     "node_modules/fastq": {
       "version": "1.19.1",
       "resolved": "https://registry.npmmirror.com/fastq/-/fastq-1.19.1.tgz",
@@ -2375,6 +2368,11 @@
       "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
       "dev": true
     },
+    "node_modules/iobuffer": {
+      "version": "5.4.0",
+      "resolved": "https://registry.npmjs.org/iobuffer/-/iobuffer-5.4.0.tgz",
+      "integrity": "sha512-DRebOWuqDvxunfkNJAlc3IzWIPD5xVxwUNbHr7xKB8E6aLJxIPfNX3CoMJghcFjpv6RWQsrcJbghtEwSPoJqMA=="
+    },
     "node_modules/is-extglob": {
       "version": "2.1.1",
       "resolved": "https://registry.npmmirror.com/is-extglob/-/is-extglob-2.1.1.tgz",
@@ -2421,9 +2419,9 @@
       "dev": true
     },
     "node_modules/js-yaml": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmmirror.com/js-yaml/-/js-yaml-4.1.0.tgz",
-      "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
+      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
       "dev": true,
       "dependencies": {
         "argparse": "^2.0.1"
@@ -2451,13 +2449,12 @@
       "dev": true
     },
     "node_modules/jspdf": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmmirror.com/jspdf/-/jspdf-3.0.1.tgz",
-      "integrity": "sha512-qaGIxqxetdoNnFQQXxTKUD9/Z7AloLaw94fFsOiJMxbfYdBbrBuhWmbzI8TVjrw7s3jBY1PFHofBKMV/wZPapg==",
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/jspdf/-/jspdf-3.0.4.tgz",
+      "integrity": "sha512-dc6oQ8y37rRcHn316s4ngz/nOjayLF/FFxBF4V9zamQKRqXxyiH1zagkCdktdWhtoQId5K20xt1lB90XzkB+hQ==",
       "dependencies": {
-        "@babel/runtime": "^7.26.7",
-        "atob": "^2.1.2",
-        "btoa": "^1.2.1",
+        "@babel/runtime": "^7.28.4",
+        "fast-png": "^6.2.0",
         "fflate": "^0.8.1"
       },
       "optionalDependencies": {
@@ -2676,6 +2673,11 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/pako": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/pako/-/pako-2.1.0.tgz",
+      "integrity": "sha512-w+eufiZ1WuJYgPXbV/PO3NCMEc3xqylkKHzp8bxp1uW4qaSNQUkwmLLEc3kKsfz8lpV1F8Ht3U1Cm+9Srog2ug=="
+    },
     "node_modules/parent-module": {
       "version": "1.0.1",
       "resolved": "https://registry.npmmirror.com/parent-module/-/parent-module-1.0.1.tgz",
@@ -3213,9 +3215,9 @@
       }
     },
     "node_modules/vite": {
-      "version": "6.3.5",
-      "resolved": "https://registry.npmmirror.com/vite/-/vite-6.3.5.tgz",
-      "integrity": "sha512-cZn6NDFE7wdTpINgs++ZJ4N49W2vRp8LCKrn3Ob1kYNtOo21vfDoaV5GzBfLU4MovSAB8uNRm4jgzVQZ+mBzPQ==",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/vite/-/vite-6.4.1.tgz",
+      "integrity": "sha512-+Oxm7q9hDoLMyJOYfUYBuHQo+dkAloi33apOPP56pzj+vsdJDzr+j1NISE5pyaAuKL4A3UD34qd0lx5+kfKp2g==",
       "dev": true,
       "dependencies": {
         "esbuild": "^0.25.0",