From 45df3389117a238aefe10cb1e3ff9e911a4897ac Mon Sep 17 00:00:00 2001
From: Patrik Vogel <patrik.vogel@apploft.de>
Date: Sat, 6 Dec 2025 12:11:32 +0100
Subject: [PATCH] fix(devtools): prevent SSR memory leak in DevTools
 integration

Add SSR guards to DevTools registration functions to prevent memory leaks
in server-side environments by checking both __DEV__ and isClient.

Fixes #4978
---
 .changeset/gentle-geckos-share.md     | 5 +++++
 packages/vee-validate/src/devtools.ts | 8 ++++++++
 2 files changed, 13 insertions(+)
 create mode 100644 .changeset/gentle-geckos-share.md

diff --git a/.changeset/gentle-geckos-share.md b/.changeset/gentle-geckos-share.md
new file mode 100644
index 000000000..a2cdc41f0
--- /dev/null
+++ b/.changeset/gentle-geckos-share.md
@@ -0,0 +1,5 @@
+---
+'vee-validate': patch
+---
+
+fix(devtools): prevent SSR memory leak in DevTools integration
diff --git a/packages/vee-validate/src/devtools.ts b/packages/vee-validate/src/devtools.ts
index 51aac52c4..129aca109 100644
--- a/packages/vee-validate/src/devtools.ts
+++ b/packages/vee-validate/src/devtools.ts
@@ -176,6 +176,10 @@ export const refreshInspector = throttle(() => {
 }, 100);
 
 export function registerFormWithDevTools(form: PrivateFormContext) {
+  if (!__DEV__ || !isClient) {
+    return;
+  }
+
   const vm = getCurrentInstance();
   if (!API) {
     const app = vm?.appContext.app;
@@ -197,6 +201,10 @@ export function registerFormWithDevTools(form: PrivateFormContext) {
 }
 
 export function registerSingleFieldWithDevtools(field: PrivateFieldContext) {
+  if (!__DEV__ || !isClient) {
+    return;
+  }
+
   const vm = getCurrentInstance();
   if (!API) {
     const app = vm?.appContext.app;