diff --git a/apps/ops/package.json b/apps/ops/package.json
index 730469c..7c2b6f3 100644
--- a/apps/ops/package.json
+++ b/apps/ops/package.json
@@ -31,7 +31,8 @@
     "vue-chartjs": "^5.3.3",
     "vue-email-editor": "^2.2.0",
     "vue-router": "^4.3.0",
-    "vuedraggable": "^4.1.0"
+    "vuedraggable": "^4.1.0",
+    "dompurify": "^3.4.11"
   },
   "devDependencies": {
     "@quasar/app-vite": "^1.10.0",
diff --git a/apps/ops/src/components/shared/ConversationPanel.vue b/apps/ops/src/components/shared/ConversationPanel.vue
index 0e3e4b7..51a805f 100644
--- a/apps/ops/src/components/shared/ConversationPanel.vue
+++ b/apps/ops/src/components/shared/ConversationPanel.vue
@@ -352,7 +352,7 @@
         <div v-else-if="summaryErr" class="row items-center text-caption text-negative"><q-icon name="error_outline" class="q-mr-xs" />{{ summaryErr }} <q-btn flat dense size="sm" no-caps label="Réessayer" color="deep-purple-6" class="q-ml-sm" @click="summarizeThread" /></div>
         <div v-else-if="summaryText" class="conv-summary-card">
           <div class="row items-center q-mb-xs"><q-icon name="auto_awesome" color="deep-purple-5" size="16px" class="q-mr-xs" /><b class="text-deep-purple-7">Résumé IA</b><q-space /><q-btn flat dense round size="xs" icon="refresh" color="grey-6" @click="summarizeThread"><q-tooltip>Régénérer</q-tooltip></q-btn><q-btn flat dense round size="xs" icon="close" color="grey-6" @click="summaryText = ''" /></div>
-          <div class="conv-summary-body" v-html="summaryHtml"></div>
+          <div class="conv-summary-body" v-html="sanitizeHtml(summaryHtml)"></div>
           <div class="row q-mt-sm">
             <q-btn dense unelevated no-caps size="sm" color="positive" icon="confirmation_number" :label="'Créer un ticket — ' + ticketTypeLabel" :loading="ticketBusy" @click="createTicketFromSummary" />
           </div>
@@ -421,7 +421,7 @@
             <q-checkbox v-if="fwdAttCount" v-model="fwdDialog.includeAtts" dense color="primary" :label="'Inclure les pièces jointes (' + fwdAttCount + ')'" />
             <div class="fwd-preview">
               <div class="text-caption text-grey-6 q-mb-xs"><q-icon name="subdirectory_arrow_right" size="13px" style="vertical-align:-2px" /> Contenu transféré</div>
-              <div class="fwd-preview-body" v-html="fwdPreviewHtml"></div>
+              <div class="fwd-preview-body" v-html="sanitizeHtml(fwdPreviewHtml)"></div>
             </div>
           </q-card-section>
           <q-card-actions align="right">
@@ -566,7 +566,7 @@
             </template>
             <q-btn v-else flat dense round size="sm" icon="close" color="green-4" @click="closeOtherDraft"><q-tooltip>Masquer cet aperçu</q-tooltip></q-btn>
           </div>
-          <div class="conv-draft-inline-body" v-html="msg.html || (msg.text || '').replace(/\n/g, '<br>')"></div>
+          <div class="conv-draft-inline-body" v-html="sanitizeHtml(msg.html || (msg.text || '').replace(/\n/g, '<br>'))"></div>
         </div>
         <div v-else class="conv-msg" :class="'conv-msg-' + msg.from">
           <!-- En-tête repliable (accordéon, style Gmail) : qui · heure · aperçu — clic pour déplier/replier -->
@@ -1020,6 +1020,7 @@ import { ref, computed, watch, nextTick, onMounted, onUnmounted, defineAsyncComp
 const EmailEditor = defineAsyncComponent(() => import('vue-email-editor').then(m => m.EmailEditor))
 import { useQuasar } from 'quasar'
 import { useConversations } from 'src/composables/useConversations'
+import { sanitizeHtml } from 'src/utils/sanitize'
 import { getDoc, listDocs } from 'src/api/erp'
 import RecipientSelect from 'src/components/shared/RecipientSelect.vue'
 import { useSoftphone } from 'src/composables/useSoftphone'
diff --git a/apps/ops/src/components/shared/detail-sections/IssueDetail.vue b/apps/ops/src/components/shared/detail-sections/IssueDetail.vue
index bea1d59..845808b 100644
--- a/apps/ops/src/components/shared/detail-sections/IssueDetail.vue
+++ b/apps/ops/src/components/shared/detail-sections/IssueDetail.vue
@@ -185,7 +185,7 @@
   </div>
   <div v-if="doc.resolution_details" class="q-mt-md">
     <div class="info-block-title">Resolution</div>
-    <div class="modal-desc" v-html="doc.resolution_details"></div>
+    <div class="modal-desc" v-html="sanitizeHtml(doc.resolution_details)"></div>
   </div>
   <div v-if="comms.length" class="q-mt-md">
     <div class="info-block-title">Echanges ({{ comms.length }})</div>
@@ -193,7 +193,7 @@
       <div class="row items-start">
         <div class="col">
           <div class="text-caption text-weight-bold">{{ comm.sender || comm.owner }}</div>
-          <div class="modal-desc q-mt-xs" v-html="comm.content"></div>
+          <div class="modal-desc q-mt-xs" v-html="sanitizeHtml(comm.content)"></div>
         </div>
         <div class="col-auto text-caption text-grey-6 text-right" style="min-width:90px">
           {{ formatDate(comm.creation) }}
@@ -217,7 +217,7 @@
         <span class="text-weight-bold">{{ c.comment_by || 'Systeme' }}</span>
         <span class="text-grey-5 q-ml-auto">{{ formatDateTime(c.creation) }}</span>
       </div>
-      <div class="thread-body" v-html="c.content"></div>
+      <div class="thread-body" v-html="sanitizeHtml(c.content)"></div>
     </div>
   </div>
   <div v-if="!doc.description && !doc.resolution_details && !comms.length && !comments.length" class="text-center text-grey-5 q-pa-lg">
@@ -265,6 +265,7 @@
 <script setup>
 import { ref, computed, onMounted, watch } from 'vue'
 import { Notify, Dialog } from 'quasar'
+import { sanitizeHtml } from 'src/utils/sanitize'
 import { formatDate, formatDateTime, erpFileUrl } from 'src/composables/useFormatters'
 import { createDoc, updateDoc, deleteDoc, listDocs } from 'src/api/erp'
 import { authFetch } from 'src/api/auth'
diff --git a/apps/ops/src/pages/PlanificationPage.vue b/apps/ops/src/pages/PlanificationPage.vue
index 9ac7514..b3d1834 100644
--- a/apps/ops/src/pages/PlanificationPage.vue
+++ b/apps/ops/src/pages/PlanificationPage.vue
@@ -1009,7 +1009,7 @@
               <template v-if="suggestDlg.view === 'map' && suggestWindow.length > 1">
                 <q-space />
                 <span class="text-caption text-grey-7">Jour :</span>
-                <q-btn-toggle v-model="suggestMapDay" dense no-caps unelevated toggle-color="indigo" color="grey-3" text-color="grey-8" :options="suggestWindow.map(iso => ({ label: fmtDueLabel(iso), value: iso }))" />
+                <q-btn-toggle v-model="suggestMapDay" dense no-caps unelevated toggle-color="indigo" color="grey-3" text-color="grey-8" :options="suggestWindow.map(iso => ({ label: windowDayLabel(iso), value: iso }))" />
               </template>
             </div>
             <div v-show="suggestDlg.view === 'map'">
@@ -3924,10 +3924,11 @@ const suggestWindow = computed(() => {
   if (!win.length) win = isos.filter(iso => iso >= t).slice(0, 2) // repli : 2 premiers jours futurs de la grille
   return win
 })
+const windowDayLabel = iso => iso === todayISO() ? "Aujourd'hui" : (iso === tomorrowISO() ? 'Demain' : (fmtDueLabel(iso) || iso))
 const suggestWindowLabel = computed(() => {
   const w = suggestWindow.value; if (!w.length) return '—'
-  if ((assignDateFilter.value || []).length) return w.map(iso => fmtDueLabel(iso)).join(', ')
-  return w.length === 1 ? fmtDueLabel(w[0]) : (fmtDueLabel(w[0]) + ' + ' + fmtDueLabel(w[w.length - 1]))
+  if ((assignDateFilter.value || []).length) return w.map(windowDayLabel).join(', ')
+  return w.length === 1 ? windowDayLabel(w[0]) : (windowDayLabel(w[0]) + ' + ' + windowDayLabel(w[w.length - 1]))
 })
 function suggestSelectTechs (which) { // 'all' | 'shift' | 'none'
   const techs = visibleTechs.value || []; const sel = {}
diff --git a/apps/ops/src/utils/sanitize.js b/apps/ops/src/utils/sanitize.js
new file mode 100644
index 0000000..4e7a240
--- /dev/null
+++ b/apps/ops/src/utils/sanitize.js
@@ -0,0 +1,10 @@
+// Sanitisation du HTML entrant (courriels clients, contenu osTicket/ERPNext) AVANT tout v-html.
+// Bloque les vecteurs XSS (<script>, gestionnaires on*, href javascript:) tout en gardant l'affichage riche.
+// DOMPurify v3 : config par défaut = sûre ET permissive (conserve img data:/cid réinlinés, liens, tableaux, styles inline).
+import DOMPurify from 'dompurify'
+
+export function sanitizeHtml (html) {
+  if (html == null || html === '') return ''
+  // ADD_ATTR target → garde target="_blank" sur les liens ; le reste (scripts, on*, javascript:) est retiré par défaut.
+  return DOMPurify.sanitize(String(html), { ADD_ATTR: ['target'] })
+}