diff --git a/themes/2026/layouts/_partials/article-header.html b/themes/2026/layouts/_partials/article-header.html
index f0f7cbd8..ee63953c 100644
--- a/themes/2026/layouts/_partials/article-header.html
+++ b/themes/2026/layouts/_partials/article-header.html
@@ -199,7 +199,8 @@
         <p class="cover-description">{{ . | markdownify }}</p>
         {{- end -}}
         {{- with $coverAttribution -}}
-        <p class="cover-attribution"><strong>Attribution:</strong> <span>{{ . | markdownify }}</span></p>
+        {{- $attribution := partial "media/parse-attribution.html" . -}}
+        <p class="cover-attribution"><strong>Attribution:</strong> <span>{{- if index $attribution "isURL" -}}<a href="{{ index $attribution "url" }}" class="link-external" title="Lien externe" rel="noreferrer noopener">{{ index $attribution "label" }}</a>{{- else -}}{{ . | markdownify }}{{- end -}}</span></p>
         {{- end -}}
         {{- with $coverPrompt -}}
         <details>
diff --git a/themes/2026/layouts/_partials/media/parse-attribution.html b/themes/2026/layouts/_partials/media/parse-attribution.html
new file mode 100644
index 00000000..31c6d237
--- /dev/null
+++ b/themes/2026/layouts/_partials/media/parse-attribution.html
@@ -0,0 +1,19 @@
+{{- $raw := printf "%v" . -}}
+{{- $trimmed := strings.TrimSpace $raw -}}
+{{- $result := dict
+  "isURL" false
+  "label" ""
+  "url" ""
+-}}
+{{- if gt (len (findRE `(?i)^https?://[^[:space:]]+$` $trimmed)) 0 -}}
+  {{- $parsedURL := urls.Parse $trimmed -}}
+  {{- $host := replaceRE `:\d+$` "" $parsedURL.Host -}}
+  {{- if ne $host "" -}}
+    {{- $result = dict
+      "isURL" true
+      "label" $host
+      "url" $trimmed
+    -}}
+  {{- end -}}
+{{- end -}}
+{{- return $result -}}
diff --git a/themes/2026/layouts/_partials/media/render-image.html b/themes/2026/layouts/_partials/media/render-image.html
index c656f7c5..7f3ff9d0 100644
--- a/themes/2026/layouts/_partials/media/render-image.html
+++ b/themes/2026/layouts/_partials/media/render-image.html
@@ -90,7 +90,8 @@
     {{- if or $data.attribution $data.prompt -}}
     <div class="figure-media-meta-extra">
       {{- with $data.attribution -}}
-      <p class="figure-attribution cover-attribution"><strong>Attribution :</strong> <span>{{ . | markdownify }}</span></p>
+      {{- $attribution := partial "media/parse-attribution.html" . -}}
+      <p class="figure-attribution cover-attribution"><strong>Attribution :</strong> <span>{{- if index $attribution "isURL" -}}<a href="{{ index $attribution "url" }}" class="link-external" title="Lien externe" rel="noreferrer noopener">{{ index $attribution "label" }}</a>{{- else -}}{{ . | markdownify }}{{- end -}}</span></p>
       {{- end -}}
       {{- with $data.prompt -}}
       <details>
diff --git a/themes/2026/layouts/_shortcodes/extimage.html b/themes/2026/layouts/_shortcodes/extimage.html
index 9d9ff913..b7603098 100644
--- a/themes/2026/layouts/_shortcodes/extimage.html
+++ b/themes/2026/layouts/_shortcodes/extimage.html
@@ -30,8 +30,9 @@
       {{- end -}}
     </div>
     {{- with $attribution -}}
+    {{- $figureAttribution := partial "media/parse-attribution.html" . -}}
     <div class="figure-media-meta-extra">
-      <p class="figure-attribution cover-attribution"><strong>Attribution :</strong> <span>{{ . | markdownify }}</span></p>
+      <p class="figure-attribution cover-attribution"><strong>Attribution :</strong> <span>{{- if index $figureAttribution "isURL" -}}<a href="{{ index $figureAttribution "url" }}" class="link-external" title="Lien externe" rel="noreferrer noopener">{{ index $figureAttribution "label" }}</a>{{- else -}}{{ . | markdownify }}{{- end -}}</span></p>
     </div>
     {{- end -}}
   </figcaption>
diff --git a/themes/2026/layouts/_shortcodes/sound.html b/themes/2026/layouts/_shortcodes/sound.html
index 3dc85dd2..6717001f 100644
--- a/themes/2026/layouts/_shortcodes/sound.html
+++ b/themes/2026/layouts/_shortcodes/sound.html
@@ -13,7 +13,10 @@
   <figcaption>
     {{- with $data.title -}}<p><strong>{{ . }}</strong></p>{{- end -}}
     {{- with $data.description -}}<p>{{ . | markdownify }}</p>{{- end -}}
-    {{- with $data.attribution -}}<p><strong>Attribution :</strong> <em>{{ . | markdownify }}</em></p>{{- end -}}
+    {{- with $data.attribution -}}
+      {{- $attribution := partial "media/parse-attribution.html" . -}}
+      <p><strong>Attribution :</strong> <em>{{- if index $attribution "isURL" -}}<a href="{{ index $attribution "url" }}" class="link-external" title="Lien externe" rel="noreferrer noopener">{{ index $attribution "label" }}</a>{{- else -}}{{ . | markdownify }}{{- end -}}</em></p>
+    {{- end -}}
   </figcaption>
   {{- end -}}
 </figure>
diff --git a/themes/2026/layouts/_shortcodes/video.html b/themes/2026/layouts/_shortcodes/video.html
index b75e6c5e..4e2e7e4c 100644
--- a/themes/2026/layouts/_shortcodes/video.html
+++ b/themes/2026/layouts/_shortcodes/video.html
@@ -23,7 +23,8 @@
     {{- if or $data.attribution $data.prompt -}}
     <div class="figure-media-meta-extra">
       {{- with $data.attribution -}}
-      <p class="figure-attribution cover-attribution"><strong>Attribution :</strong> <span>{{ . | markdownify }}</span></p>
+      {{- $attribution := partial "media/parse-attribution.html" . -}}
+      <p class="figure-attribution cover-attribution"><strong>Attribution :</strong> <span>{{- if index $attribution "isURL" -}}<a href="{{ index $attribution "url" }}" class="link-external" title="Lien externe" rel="noreferrer noopener">{{ index $attribution "label" }}</a>{{- else -}}{{ . | markdownify }}{{- end -}}</span></p>
       {{- end -}}
       {{- with $data.prompt -}}
       <details>