diff --git a/firestore-send-email/functions/package-lock.json b/firestore-send-email/functions/package-lock.json
index 94e91b416..47af46bd7 100644
--- a/firestore-send-email/functions/package-lock.json
+++ b/firestore-send-email/functions/package-lock.json
@@ -14,7 +14,7 @@
         "firebase-admin": "^13.2.0",
         "firebase-functions": "^6.3.2",
         "handlebars": "^4.5.3",
-        "nodemailer": "^6.9.13",
+        "nodemailer": "^7.0.11",
         "rimraf": "^2.6.3",
         "smtp-server": "^3.13.4",
         "typescript": "^5.7.3",
@@ -72,6 +72,7 @@
       "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.27.1.tgz",
       "integrity": "sha512-IaaGWsQqfsQWVLqMn9OB92MNN7zukfVA4s7KKAI0KfrrDsZ0yhi5uV4baBuLuN7n3vsZpwP8asPPcVwApxvjBQ==",
       "dev": true,
+      "peer": true,
       "dependencies": {
         "@ampproject/remapping": "^2.2.0",
         "@babel/code-frame": "^7.27.1",
@@ -1920,6 +1921,7 @@
           "url": "https://github.com/sponsors/ai"
         }
       ],
+      "peer": true,
       "dependencies": {
         "caniuse-lite": "^1.0.30001716",
         "electron-to-chromium": "^1.5.149",
@@ -2791,6 +2793,7 @@
       "version": "6.3.2",
       "resolved": "https://registry.npmjs.org/firebase-functions/-/firebase-functions-6.3.2.tgz",
       "integrity": "sha512-FC3A1/nhqt1ZzxRnj5HZLScQaozAcFSD/vSR8khqSoFNOfxuXgwJS6ZABTB7+v+iMD5z6Mmxw6OfqITUBuI7OQ==",
+      "peer": true,
       "dependencies": {
         "@types/cors": "^2.8.5",
         "@types/express": "^4.17.21",
@@ -3587,6 +3590,7 @@
       "resolved": "https://registry.npmjs.org/jest/-/jest-29.5.0.tgz",
       "integrity": "sha512-juMg3he2uru1QoXX078zTa7pO85QyB9xajZc6bU+d9yEGwrKX6+vGmJQ3UdVZsvTEUARIdObzH68QItim6OSSQ==",
       "dev": true,
+      "peer": true,
       "dependencies": {
         "@jest/core": "^29.5.0",
         "@jest/types": "^29.5.0",
@@ -4723,9 +4727,10 @@
       "dev": true
     },
     "node_modules/nodemailer": {
-      "version": "6.10.1",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-6.10.1.tgz",
-      "integrity": "sha512-Z+iLaBGVaSjbIzQ4pX6XV41HrooLsQ10ZWPUehGmuantvzWoDVBnmsdUcOIDM1t+yPor5pDhVlDESgOMEGxhHA==",
+      "version": "7.0.11",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-7.0.11.tgz",
+      "integrity": "sha512-gnXhNRE0FNhD7wPSCGhdNh46Hs6nm+uTyg+Kq0cZukNQiYdnCsoQjodNP9BQVG9XrcK/v6/MgpAPBUFyzh9pvw==",
+      "license": "MIT-0",
       "engines": {
         "node": ">=6.0.0"
       }
@@ -5904,6 +5909,7 @@
       "version": "5.8.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
       "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
diff --git a/firestore-send-email/functions/package.json b/firestore-send-email/functions/package.json
index f2eae28d6..ceb3a4ecb 100644
--- a/firestore-send-email/functions/package.json
+++ b/firestore-send-email/functions/package.json
@@ -28,7 +28,7 @@
     "firebase-admin": "^13.2.0",
     "firebase-functions": "^6.3.2",
     "handlebars": "^4.5.3",
-    "nodemailer": "^6.9.13",
+    "nodemailer": "^7.0.11",
     "rimraf": "^2.6.3",
     "smtp-server": "^3.13.4",
     "typescript": "^5.7.3",