diff --git a/package.json b/package.json
index 73b2a65916..d5866a37f3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nutui/nutui",
-  "version": "4.3.15",
+  "version": "4.3.16",
   "description": "京东风格的轻量级移动端 Vue2、Vue3 组件库（支持小程序开发）",
   "main": "dist/nutui.umd.js",
   "module": "dist/nutui.es.js",
diff --git a/publish/nutui-taro/package.json b/publish/nutui-taro/package.json
index 24a571a67d..f86c415af6 100644
--- a/publish/nutui-taro/package.json
+++ b/publish/nutui-taro/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nutui/nutui-taro",
-  "version": "4.3.15",
+  "version": "4.3.16",
   "description": "京东风格的轻量级移动端 Vue2、Vue3 组件库（支持小程序开发）",
   "main": "dist/nutui.umd.js",
   "module": "dist/nutui.es.js",
diff --git a/publish/nutui/package.json b/publish/nutui/package.json
index 6a1f8e368f..ac985dc3f7 100644
--- a/publish/nutui/package.json
+++ b/publish/nutui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nutui/nutui",
-  "version": "4.3.15",
+  "version": "4.3.16",
   "description": "京东风格的轻量级移动端 Vue2、Vue3 组件库（支持小程序开发）",
   "main": "dist/nutui.umd.js",
   "module": "dist/nutui.es.js",
diff --git a/src/packages/__VUE/toast/__tests__/index.spec.ts b/src/packages/__VUE/toast/__tests__/index.spec.ts
index d367fe8954..5ad6cbdf11 100644
--- a/src/packages/__VUE/toast/__tests__/index.spec.ts
+++ b/src/packages/__VUE/toast/__tests__/index.spec.ts
@@ -1,4 +1,5 @@
 import { mount } from '@vue/test-utils'
+import { vi } from 'vitest'
 import { nextTick } from 'vue'
 import { Toast } from '@nutui/nutui'
 
@@ -40,6 +41,7 @@ describe('component toast', () => {
     const toastCover: any = wrapper.find('.nut-toast-cover')
     expect(toastCover.element.style.backgroundColor).toEqual('black')
   })
+
   test('should close Toast when using closeOnClickOverlay prop and clicked', async () => {
     const wrapper = mount(Toast, {
       props: {
@@ -54,14 +56,94 @@ describe('component toast', () => {
     await nextTick()
     expect(toast.element.style.display).toEqual('none')
   })
-  test('should render customClass when using customClass prop ', async () => {
+  test('should not close Toast when closeOnClickOverlay is false and clicked', async () => {
     const wrapper = mount(Toast, {
       props: {
-        customClass: 'custom'
+        cover: true,
+        closeOnClickOverlay: false,
+        duration: 0
       }
     })
     await nextTick()
-    const toast: any = wrapper.find('.custom')
-    expect(toast.exists()).toBe(true)
+    const toast: any = wrapper.find('.nut-toast')
+    await toast.trigger('click')
+    await nextTick()
+    expect(toast.element.style.display).not.toEqual('none')
+  })
+
+  test('should auto-hide after duration', async () => {
+    vi.useFakeTimers()
+    const wrapper = mount(Toast, {
+      props: { msg: 'msg', duration: 100 }
+    })
+    await nextTick()
+    const toast: any = wrapper.find('.nut-toast')
+    expect(toast.element.style.display).not.toEqual('none')
+
+    vi.advanceTimersByTime(100)
+    await nextTick()
+    expect(toast.element.style.display).toEqual('none')
+    vi.useRealTimers()
+  })
+
+  test('should not auto-hide when duration is 0', async () => {
+    vi.useFakeTimers()
+    const wrapper = mount(Toast, {
+      props: { msg: 'msg', duration: 0 }
+    })
+    await nextTick()
+    const toast: any = wrapper.find('.nut-toast')
+    vi.advanceTimersByTime(5000)
+    await nextTick()
+    expect(toast.element.style.display).not.toEqual('none')
+    vi.useRealTimers()
+  })
+  test('should set state.closing to true after clicking overlay', async () => {
+    const wrapper = mount(Toast, {
+      props: { cover: true, closeOnClickOverlay: true, duration: 0 }
+    })
+    await nextTick()
+    const toast = wrapper.find('.nut-toast')
+    await toast.trigger('click')
+    await nextTick()
+    expect((wrapper.vm as any).state.closing).toBe(true)
+    expect(toast.element.style.display).toEqual('none')
+  })
+
+  test('should not re-trigger hide when clicking overlay during closing animation', async () => {
+    const wrapper = mount(Toast, {
+      props: { cover: true, closeOnClickOverlay: true, duration: 0 }
+    })
+    await nextTick()
+    const toast = wrapper.find('.nut-toast')
+
+    // 第一次点击：state.mounted = false，state.closing = true
+    await toast.trigger('click')
+    await nextTick()
+    expect((wrapper.vm as any).state.closing).toBe(true)
+    expect(toast.element.style.display).toEqual('none')
+
+    // 第二次点击：closing = true，clickCover 提前 return，state 保持不变
+    await toast.trigger('click')
+    await nextTick()
+    expect((wrapper.vm as any).state.closing).toBe(true)
+    expect((wrapper.vm as any).state.mounted).toBe(false)
+  })
+
+  test('should reset closing state when show() is called again', async () => {
+    const wrapper = mount(Toast, {
+      props: { cover: true, closeOnClickOverlay: true, duration: 0 }
+    })
+    await nextTick()
+    const toast = wrapper.find('.nut-toast')
+
+    await toast.trigger('click')
+    await nextTick()
+    expect((wrapper.vm as any).state.closing).toBe(true)
+
+    // 更新 duration 触发 watch → show() → closing 重置
+    await wrapper.setProps({ duration: 100 })
+    await nextTick()
+    expect((wrapper.vm as any).state.closing).toBe(false)
   })
 })
diff --git a/src/packages/__VUE/toast/index.taro.vue b/src/packages/__VUE/toast/index.taro.vue
index 084d3e99fa..88f2b4af67 100644
--- a/src/packages/__VUE/toast/index.taro.vue
+++ b/src/packages/__VUE/toast/index.taro.vue
@@ -33,7 +33,7 @@
   </Transition>
 </template>
 <script lang="ts">
-import { Component, computed, PropType, watch } from 'vue'
+import { Component, computed, PropType, reactive, watch } from 'vue'
 import { createComponent, renderIcon } from '@/packages/utils/create'
 const { create } = createComponent('toast')
 import { Failure, Loading, Success, Tips } from '@nutui/icons-vue-taro'
@@ -112,12 +112,18 @@ export default create({
         timer = null
       }
     }
+    const state = reactive({
+      closed: false
+    })
     const hide = () => {
+      if (state.closed) return
+      state.closed = true
       emit('update:visible', false)
       emit('closed')
     }
     const show = () => {
       clearTimer()
+      state.closed = false
       if (props.duration) {
         timer = setTimeout(() => {
           hide()
diff --git a/src/packages/__VUE/toast/index.vue b/src/packages/__VUE/toast/index.vue
index 8e6b52c27e..f3a0b457b8 100644
--- a/src/packages/__VUE/toast/index.vue
+++ b/src/packages/__VUE/toast/index.vue
@@ -93,10 +93,11 @@ export default create({
     }
   },
   emits: ['close'],
-  setup(props, { emit }) {
+  setup(props) {
     let timer: null | number | undefined
     const state = reactive({
-      mounted: false
+      mounted: false,
+      closing: false
     })
     onMounted(() => {
       state.mounted = true
@@ -109,9 +110,11 @@ export default create({
     }
     const hide = () => {
       state.mounted = false
+      state.closing = true
     }
     const show = () => {
       clearTimer()
+      state.closing = false
       if (props.duration) {
         timer = window.setTimeout(() => {
           hide()
@@ -119,10 +122,8 @@ export default create({
       }
     }
     const clickCover = () => {
-      if (props.closeOnClickOverlay) {
-        hide()
-        emit('close')
-      }
+      if (!props.closeOnClickOverlay || state.closing) return // 点击遮罩时如果正在关闭中，则不触发关闭事件，避免重复调用close事件
+      hide()
     }
 
     if (props.duration) {