diff --git a/package-lock.json b/package-lock.json
index 08cd3088d0..eccaae9e20 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "eslint-plugin-prettier": "^5.5.6",
         "jest": "^30.0.0",
         "jest-environment-jsdom": "^30.4.1",
-        "js-yaml": "^4.2.0",
+        "js-yaml": "^5.0.0",
         "prettier": "^3.8.4",
         "ts-jest": "^29.4.11",
         "typescript": "^5.9.3",
@@ -820,6 +820,29 @@
         "url": "https://opencollective.com/eslint"
       }
     },
+    "node_modules/@eslint/eslintrc/node_modules/js-yaml": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
+      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "argparse": "^2.0.1"
+      },
+      "bin": {
+        "js-yaml": "bin/js-yaml.js"
+      }
+    },
     "node_modules/@eslint/js": {
       "version": "8.57.1",
       "resolved": "https://registry.npmjs.org/@eslint/js/-/js-8.57.1.tgz",
@@ -4710,6 +4733,29 @@
         "url": "https://opencollective.com/eslint"
       }
     },
+    "node_modules/eslint/node_modules/js-yaml": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
+      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "argparse": "^2.0.1"
+      },
+      "bin": {
+        "js-yaml": "bin/js-yaml.js"
+      }
+    },
     "node_modules/espree": {
       "version": "9.6.1",
       "resolved": "https://registry.npmjs.org/espree/-/espree-9.6.1.tgz",
@@ -6996,9 +7042,9 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
-      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-5.0.0.tgz",
+      "integrity": "sha512-GSvaPUbk1U+FMZ7rJzF+F8e5YVtu7KnD40et/5rBXXRBv2jCO9L3qCewvIDDdudC0QycTFlf6EAA+h3kxBsuUw==",
       "dev": true,
       "funding": [
         {
@@ -7015,7 +7061,7 @@
         "argparse": "^2.0.1"
       },
       "bin": {
-        "js-yaml": "bin/js-yaml.js"
+        "js-yaml": "bin/js-yaml.mjs"
       }
     },
     "node_modules/jsdom": {
diff --git a/package.json b/package.json
index 81e49eba57..834696251d 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "eslint-plugin-prettier": "^5.5.6",
     "jest": "^30.0.0",
     "jest-environment-jsdom": "^30.4.1",
-    "js-yaml": "^4.2.0",
+    "js-yaml": "^5.0.0",
     "prettier": "^3.8.4",
     "ts-jest": "^29.4.11",
     "typescript": "^5.9.3",