diff --git a/mbTest/package-lock.json b/mbTest/package-lock.json
index b148cf4a..e6d11c9e 100644
--- a/mbTest/package-lock.json
+++ b/mbTest/package-lock.json
@@ -17,7 +17,7 @@
                 "mocha-multi-reporters": "1.5.1",
                 "mountebank": "file:..",
                 "nc": "1.0.3",
-                "nodemailer": "7.0.11",
+                "nodemailer": "8.0.1",
                 "safe-stable-stringify": "2.5.0",
                 "xpath": "0.0.34"
             },
@@ -27,7 +27,7 @@
         },
         "..": {
             "name": "@mbtest/mountebank",
-            "version": "2.9.3",
+            "version": "2.9.4",
             "license": "MIT",
             "dependencies": {
                 "@xmldom/xmldom": "0.9.8",
@@ -42,12 +42,12 @@
                 "https-proxy-agent": "7.0.6",
                 "jsonpath-plus": "10.3.0",
                 "mailparser": "3.9.3",
-                "nodemailer": "7.0.11",
+                "nodemailer": "8.0.1",
                 "prom-client": "15.1.0",
                 "proper-lockfile": "4.1.2",
                 "safe-regex": "^2.1.1",
                 "safe-stable-stringify": "2.5.0",
-                "smtp-server": "3.14.0",
+                "smtp-server": "3.18.1",
                 "winston": "3.17.0",
                 "xpath": "0.0.34",
                 "yargs": "17.7.2"
@@ -1903,9 +1903,9 @@
             }
         },
         "node_modules/nodemailer": {
-            "version": "7.0.11",
-            "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-7.0.11.tgz",
-            "integrity": "sha512-gnXhNRE0FNhD7wPSCGhdNh46Hs6nm+uTyg+Kq0cZukNQiYdnCsoQjodNP9BQVG9XrcK/v6/MgpAPBUFyzh9pvw==",
+            "version": "8.0.1",
+            "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-8.0.1.tgz",
+            "integrity": "sha512-5kcldIXmaEjZcHR6F28IKGSgpmZHaF1IXLWFTG+Xh3S+Cce4MiakLtWY+PlBU69fLbRa8HlaGIrC/QolUpHkhg==",
             "license": "MIT-0",
             "engines": {
                 "node": ">=6.0.0"
diff --git a/mbTest/package.json b/mbTest/package.json
index e6be80ae..8025e519 100644
--- a/mbTest/package.json
+++ b/mbTest/package.json
@@ -23,7 +23,7 @@
         "mocha-multi-reporters": "1.5.1",
         "mountebank": "file:..",
         "nc": "1.0.3",
-        "nodemailer": "7.0.11",
+        "nodemailer": "8.0.1",
         "safe-stable-stringify": "2.5.0",
         "xpath": "0.0.34"
     },
diff --git a/package-lock.json b/package-lock.json
index 1bc85fd8..854b48f3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,13 +1,13 @@
 {
   "name": "@mbtest/mountebank",
-  "version": "2.9.3",
+  "version": "2.9.4",
   "lockfileVersion": 3,
   "requires": true,
   "dev": true,
   "packages": {
     "": {
       "name": "@mbtest/mountebank",
-      "version": "2.9.3",
+      "version": "2.9.4",
       "license": "MIT",
       "dependencies": {
         "@xmldom/xmldom": "0.9.8",
@@ -22,12 +22,12 @@
         "https-proxy-agent": "7.0.6",
         "jsonpath-plus": "10.3.0",
         "mailparser": "3.9.3",
-        "nodemailer": "7.0.11",
+        "nodemailer": "8.0.1",
         "prom-client": "15.1.0",
         "proper-lockfile": "4.1.2",
         "safe-regex": "^2.1.1",
         "safe-stable-stringify": "2.5.0",
-        "smtp-server": "3.14.0",
+        "smtp-server": "3.18.1",
         "winston": "3.17.0",
         "xpath": "0.0.34",
         "yargs": "17.7.2"
@@ -71,7 +71,7 @@
         "mocha-multi-reporters": "1.5.1",
         "mountebank": "file:..",
         "nc": "1.0.3",
-        "nodemailer": "7.0.11",
+        "nodemailer": "8.0.1",
         "safe-stable-stringify": "2.5.0",
         "xpath": "0.0.34"
       },
@@ -3428,13 +3428,6 @@
         "bare-path": "^3.0.0"
       }
     },
-    "node_modules/base32.js": {
-      "version": "0.1.0",
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.12.0"
-      }
-    },
     "node_modules/base64-js": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
@@ -10661,7 +10654,9 @@
       "license": "MIT"
     },
     "node_modules/nodemailer": {
-      "version": "7.0.11",
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-8.0.1.tgz",
+      "integrity": "sha512-5kcldIXmaEjZcHR6F28IKGSgpmZHaF1IXLWFTG+Xh3S+Cce4MiakLtWY+PlBU69fLbRa8HlaGIrC/QolUpHkhg==",
       "license": "MIT-0",
       "engines": {
         "node": ">=6.0.0"
@@ -13003,20 +12998,23 @@
       }
     },
     "node_modules/smtp-server": {
-      "version": "3.14.0",
+      "version": "3.18.1",
+      "resolved": "https://registry.npmjs.org/smtp-server/-/smtp-server-3.18.1.tgz",
+      "integrity": "sha512-zlUXA6n3HkO0jMyNNc2S67uw7DWHOoLU9vjPo5oW2c8ehJMpRlSumyw4riuvfWPfW/8mryd7ED5PVf4YVg8Y6w==",
       "license": "MIT-0",
       "dependencies": {
-        "base32.js": "0.1.0",
         "ipv6-normalize": "1.0.1",
-        "nodemailer": "7.0.3",
+        "nodemailer": "7.0.13",
         "punycode.js": "2.3.1"
       },
       "engines": {
-        "node": ">=12.0.0"
+        "node": ">=18.18.0"
       }
     },
     "node_modules/smtp-server/node_modules/nodemailer": {
-      "version": "7.0.3",
+      "version": "7.0.13",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-7.0.13.tgz",
+      "integrity": "sha512-PNDFSJdP+KFgdsG3ZzMXCgquO7I6McjY2vlqILjtJd0hy8wEvtugS9xKRF2NWlPNGxvLCXlTNIae4serI7dinw==",
       "license": "MIT-0",
       "engines": {
         "node": ">=6.0.0"
diff --git a/package.json b/package.json
index 070e7a12..1137eb37 100644
--- a/package.json
+++ b/package.json
@@ -65,12 +65,12 @@
     "https-proxy-agent": "7.0.6",
     "jsonpath-plus": "10.3.0",
     "mailparser": "3.9.3",
-    "nodemailer": "7.0.11",
+    "nodemailer": "8.0.1",
     "prom-client": "15.1.0",
     "proper-lockfile": "4.1.2",
     "safe-regex": "^2.1.1",
     "safe-stable-stringify": "2.5.0",
-    "smtp-server": "3.14.0",
+    "smtp-server": "3.18.1",
     "winston": "3.17.0",
     "xpath": "0.0.34",
     "yargs": "17.7.2"