diff --git a/injected/package.json b/injected/package.json
index 5f01338935..5971fd00a8 100644
--- a/injected/package.json
+++ b/injected/package.json
@@ -43,7 +43,7 @@
     "@typescript-eslint/eslint-plugin": "^8.46.0",
     "fast-check": "^4.2.0",
     "jasmine": "^5.12.0",
-    "jsdom": "^27.0.0",
+    "jsdom": "^27.0.1",
     "web-ext": "^9.0.0"
   }
 }
diff --git a/package-lock.json b/package-lock.json
index d6fc5cf6ad..f45d835d80 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -54,7 +54,7 @@
         "@typescript-eslint/eslint-plugin": "^8.46.0",
         "fast-check": "^4.2.0",
         "jasmine": "^5.12.0",
-        "jsdom": "^27.0.0",
+        "jsdom": "^27.0.1",
         "web-ext": "^9.0.0"
       }
     },
@@ -200,9 +200,9 @@
       }
     },
     "node_modules/@asamuzakjp/dom-selector": {
-      "version": "6.6.2",
-      "resolved": "https://registry.npmjs.org/@asamuzakjp/dom-selector/-/dom-selector-6.6.2.tgz",
-      "integrity": "sha512-+AG0jN9HTwfDLBhjhX1FKi6zlIAc/YGgEHlN/OMaHD1pOPFsC5CpYQpLkPX0aFjyaVmoq9330cQDCU4qnSL1qA==",
+      "version": "6.7.2",
+      "resolved": "https://registry.npmjs.org/@asamuzakjp/dom-selector/-/dom-selector-6.7.2.tgz",
+      "integrity": "sha512-ccKogJI+0aiDhOahdjANIc9SDixSud1gbwdVrhn7kMopAtLXqsz9MKmQQtIl6Y5aC2IYq+j4dz/oedL2AVMmVQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -7131,21 +7131,21 @@
       }
     },
     "node_modules/jsdom": {
-      "version": "27.0.0",
-      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-27.0.0.tgz",
-      "integrity": "sha512-lIHeR1qlIRrIN5VMccd8tI2Sgw6ieYXSVktcSHaNe3Z5nE/tcPQYQWOq00wxMvYOsz+73eAkNenVvmPC6bba9A==",
+      "version": "27.0.1",
+      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-27.0.1.tgz",
+      "integrity": "sha512-SNSQteBL1IlV2zqhwwolaG9CwhIhTvVHWg3kTss/cLE7H/X4644mtPQqYvCfsSrGQWt9hSZcgOXX8bOZaMN+kA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@asamuzakjp/dom-selector": "^6.5.4",
-        "cssstyle": "^5.3.0",
+        "@asamuzakjp/dom-selector": "^6.7.2",
+        "cssstyle": "^5.3.1",
         "data-urls": "^6.0.0",
-        "decimal.js": "^10.5.0",
+        "decimal.js": "^10.6.0",
         "html-encoding-sniffer": "^4.0.0",
         "http-proxy-agent": "^7.0.2",
         "https-proxy-agent": "^7.0.6",
         "is-potential-custom-element-name": "^1.0.1",
-        "parse5": "^7.3.0",
+        "parse5": "^8.0.0",
         "rrweb-cssom": "^0.8.0",
         "saxes": "^6.0.0",
         "symbol-tree": "^3.2.4",
@@ -7154,8 +7154,8 @@
         "webidl-conversions": "^8.0.0",
         "whatwg-encoding": "^3.1.1",
         "whatwg-mimetype": "^4.0.0",
-        "whatwg-url": "^15.0.0",
-        "ws": "^8.18.2",
+        "whatwg-url": "^15.1.0",
+        "ws": "^8.18.3",
         "xml-name-validator": "^5.0.0"
       },
       "engines": {
@@ -7170,6 +7170,19 @@
         }
       }
     },
+    "node_modules/jsdom/node_modules/entities": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-6.0.1.tgz",
+      "integrity": "sha512-aN97NXWF6AWBTahfVOIrB/NShkzi5H7F9r1s9mD3cDj4Ko5f2qhhVoYMibXF7GlLveb/D2ioWay8lxI97Ven3g==",
+      "dev": true,
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/entities?sponsor=1"
+      }
+    },
     "node_modules/jsdom/node_modules/html-encoding-sniffer": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/html-encoding-sniffer/-/html-encoding-sniffer-4.0.0.tgz",
@@ -7183,6 +7196,19 @@
         "node": ">=18"
       }
     },
+    "node_modules/jsdom/node_modules/parse5": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/parse5/-/parse5-8.0.0.tgz",
+      "integrity": "sha512-9m4m5GSgXjL4AjumKzq1Fgfp3Z8rsvjRNbnkVwfu2ImRqE5D0LnY2QfDen18FSY9C573YU5XxSapdHZTZ2WolA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "entities": "^6.0.0"
+      },
+      "funding": {
+        "url": "https://github.com/inikulin/parse5?sponsor=1"
+      }
+    },
     "node_modules/jsdom/node_modules/tr46": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/tr46/-/tr46-6.0.0.tgz",