diff --git a/node_modules/.package-lock.json b/node_modules/.package-lock.json
index 02762b99..f60c8f68 100644
--- a/node_modules/.package-lock.json
+++ b/node_modules/.package-lock.json
@@ -94,9 +94,9 @@
       }
     },
     "node_modules/nodemailer": {
-      "version": "10.0.14",
-      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-10.0.14.tgz",
-      "integrity": "sha512-eJoLFKg55fesSlzUekmfOv/SBXh4KUYT8oiQc2RLP0tfG0rbNMJBK7wgHJwXTJwqyKlSJMz9UzDZ4v+aHEvo8g==",
+      "version": "10.0.15",
+      "resolved": "https://registry.npmjs.org/nodemailer/-/nodemailer-10.0.15.tgz",
+      "integrity": "sha512-EUqp5PhtcsYXs9Fq/lS7s/8zlTrnBqmzZWzFFROrNikMiz+om/YRKMwqN907t+0A1KKyT8jd39CBUbFZmaZmcA==",
       "license": "MIT-0",
       "engines": {
         "node": ">=20.0.0"
diff --git a/node_modules/nodemailer/CHANGELOG.md b/node_modules/nodemailer/CHANGELOG.md
index 43a3c76f..8146ae1e 100644
--- a/node_modules/nodemailer/CHANGELOG.md
+++ b/node_modules/nodemailer/CHANGELOG.md
@@ -1,5 +1,13 @@
 # CHANGELOG
 
+## [10.0.15](https://github.com/nodemailer/nodemailer/compare/v10.0.14...v10.0.15) (2026-10-05)
+
+
+### Bug Fixes
+
+* **errors:** inherit NodemailerError code from ErrnoException ([e99db61](https://github.com/nodemailer/nodemailer/commit/e99db61d51c244e184a3a79103d1d732ffb6376b)), closes [#1884](https://github.com/nodemailer/nodemailer/issues/1884)
+* **errors:** keep NodemailerError compatible with @types/node 26 ErrnoException ([#1885](https://github.com/nodemailer/nodemailer/issues/1885)) ([b660328](https://github.com/nodemailer/nodemailer/commit/b6603286cc45bff52c13cc74e5ac47f424452fdc))
+
 ## [10.0.14](https://github.com/nodemailer/nodemailer/compare/v10.0.13...v10.0.14) (2026-10-03)
 
 
diff --git a/node_modules/nodemailer/dist/cjs/errors.d.ts b/node_modules/nodemailer/dist/cjs/errors.d.ts
index 93a74257..345678f8 100644
--- a/node_modules/nodemailer/dist/cjs/errors.d.ts
+++ b/node_modules/nodemailer/dist/cjs/errors.d.ts
@@ -65,11 +65,11 @@ export declare const EFETCH = "EFETCH";
  * An Error together with the properties Nodemailer attaches to the errors it
  * hands to callers. Every property is optional, the set that is present
  * depends on where the error originated. Socket level errors keep the errno
- * and syscall fields Node.js sets on them.
+ * and syscall fields Node.js sets on them. `code` (see ERROR_CODES) is
+ * inherited from ErrnoException, not redeclared, so it follows the
+ * consumer's @types/node.
  */
 export interface NodemailerError extends NodeJS.ErrnoException {
-    /** Nodemailer error code, see ERROR_CODES */
-    code?: string | undefined;
     /** SMTP command that was in flight when the server replied with an error */
     command?: string | undefined;
     /** Raw SMTP server response */
diff --git a/node_modules/nodemailer/dist/cjs/package-info.d.ts b/node_modules/nodemailer/dist/cjs/package-info.d.ts
index 89eee5e0..dea3c135 100644
--- a/node_modules/nodemailer/dist/cjs/package-info.d.ts
+++ b/node_modules/nodemailer/dist/cjs/package-info.d.ts
@@ -1,3 +1,3 @@
 export declare const name = "nodemailer";
-export declare const version = "10.0.14";
+export declare const version = "10.0.15";
 export declare const homepage = "https://nodemailer.com/";
diff --git a/node_modules/nodemailer/dist/cjs/package-info.js b/node_modules/nodemailer/dist/cjs/package-info.js
index 721b8bff..a24addba 100644
--- a/node_modules/nodemailer/dist/cjs/package-info.js
+++ b/node_modules/nodemailer/dist/cjs/package-info.js
@@ -3,5 +3,5 @@
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.homepage = exports.version = exports.name = void 0;
 exports.name = 'nodemailer';
-exports.version = '10.0.14';
+exports.version = '10.0.15';
 exports.homepage = 'https://nodemailer.com/';
diff --git a/node_modules/nodemailer/dist/esm/errors.d.ts b/node_modules/nodemailer/dist/esm/errors.d.ts
index 93a74257..345678f8 100644
--- a/node_modules/nodemailer/dist/esm/errors.d.ts
+++ b/node_modules/nodemailer/dist/esm/errors.d.ts
@@ -65,11 +65,11 @@ export declare const EFETCH = "EFETCH";
  * An Error together with the properties Nodemailer attaches to the errors it
  * hands to callers. Every property is optional, the set that is present
  * depends on where the error originated. Socket level errors keep the errno
- * and syscall fields Node.js sets on them.
+ * and syscall fields Node.js sets on them. `code` (see ERROR_CODES) is
+ * inherited from ErrnoException, not redeclared, so it follows the
+ * consumer's @types/node.
  */
 export interface NodemailerError extends NodeJS.ErrnoException {
-    /** Nodemailer error code, see ERROR_CODES */
-    code?: string | undefined;
     /** SMTP command that was in flight when the server replied with an error */
     command?: string | undefined;
     /** Raw SMTP server response */
diff --git a/node_modules/nodemailer/dist/esm/package-info.d.ts b/node_modules/nodemailer/dist/esm/package-info.d.ts
index 89eee5e0..dea3c135 100644
--- a/node_modules/nodemailer/dist/esm/package-info.d.ts
+++ b/node_modules/nodemailer/dist/esm/package-info.d.ts
@@ -1,3 +1,3 @@
 export declare const name = "nodemailer";
-export declare const version = "10.0.14";
+export declare const version = "10.0.15";
 export declare const homepage = "https://nodemailer.com/";
diff --git a/node_modules/nodemailer/dist/esm/package-info.js b/node_modules/nodemailer/dist/esm/package-info.js
index 88056f0d..2793b58a 100644
--- a/node_modules/nodemailer/dist/esm/package-info.js
+++ b/node_modules/nodemailer/dist/esm/package-info.js
@@ -1,4 +1,4 @@
 // Generated by scripts/build.js from package.json. Do not edit by hand.
 export const name = 'nodemailer';
-export const version = '10.0.14';
+export const version = '10.0.15';
 export const homepage = 'https://nodemailer.com/';
diff --git a/node_modules/nodemailer/package.json b/node_modules/nodemailer/package.json
index 90660033..8e3facf1 100644
--- a/node_modules/nodemailer/package.json
+++ b/node_modules/nodemailer/package.json
@@ -1,6 +1,6 @@
 {
     "name": "nodemailer",
-    "version": "10.0.14",
+    "version": "10.0.15",
     "description": "Easy as cake e-mail sending from your Node.js applications",
     "type": "module",
     "main": "./dist/cjs/nodemailer.js",
@@ -158,14 +158,14 @@
         "eslint": "10.12.0",
         "eslint-config-prettier": "10.1.8",
         "globals": "17.13.0",
-        "libbase64": "1.3.1",
-        "libmime": "5.4.6",
+        "libbase64": "1.3.2",
+        "libmime": "5.4.7",
         "libqp": "2.1.2",
-        "mailauth": "7.1.0",
+        "mailauth": "7.1.1",
         "prettier": "3.9.9",
         "proxy": "1.0.2",
         "proxy-test-server": "1.0.0",
-        "smtp-server": "3.19.16",
+        "smtp-server": "3.19.17",
         "tsx": "4.23.15",
         "typescript": "6.0.3",
         "typescript-eslint": "8.71.0"