Automated changelog update [skip ci]

CHANGELOG.html

@@ -16,6 +16,7 @@ <h3 id="unreleased-summary">Summary</h3>
         <li class="type-bugfix changelog-item">Bugfix - Automatically disable online updater for enterprise: <a href="https://github.com/owncloud/core/pull/40841">#40841</a></li>
         <li class="type-bugfix changelog-item">Bugfix - Verbose command output: <a href="https://github.com/owncloud/core/pull/40844">#40844</a></li>
         <li class="type-bugfix changelog-item">Bugfix - Versions expire job does not error with federated shares: <a href="https://github.com/owncloud/core/pull/40847">#40847</a></li>
+        <li class="type-bugfix changelog-item">Bugfix - Request header can hold an empty string if not set: <a href="https://github.com/owncloud/core/pull/40856">#40856</a></li>
         <li class="type-bugfix changelog-item">Bugfix - Skip share_folder for guest users: <a href="https://github.com/owncloud/core/pull/40864">#40864</a></li>
         <li class="type-change changelog-item">Change - Upgrade to Symfony 5: <a href="https://github.com/owncloud/core/issues/39630">#39630</a></li>
         <li class="type-change changelog-item">Change - Update PHP dependencies: <a href="https://github.com/owncloud/core/pull/40724">#40724</a></li>
@@ -121,6 +122,12 @@ <h3 id="unreleased-details">Details</h3>
             </p>
             <p>https://github.com/owncloud/core/pull/40847<br></p>
         </li>
+        <li class="type-bugfix changelog-item">
+            <p>Bugfix - Request header can hold an empty string if not set: <a href="https://github.com/owncloud/core/pull/40856">#40856</a></p>
+            <p>Due to Apache rewrite rules originally not existing headers can hold an empty string.
+            </p>
+            <p>https://github.com/owncloud/core/pull/40856<br></p>
+        </li>
         <li class="type-bugfix changelog-item">
             <p>Bugfix - Skip share_folder for guest users: <a href="https://github.com/owncloud/core/pull/40864">#40864</a></p>
             <p>In https://github.com/owncloud/core/pull/40378 we've fixed the case of (not) moving the

CHANGELOG.md

@@ -18,6 +18,7 @@ Summary
 * Bugfix - Automatically disable online updater for enterprise: [#40841](https://github.com/owncloud/core/pull/40841)
 * Bugfix - Verbose command output: [#40844](https://github.com/owncloud/core/pull/40844)
 * Bugfix - Versions expire job does not error with federated shares: [#40847](https://github.com/owncloud/core/pull/40847)
+* Bugfix - Request header can hold an empty string if not set: [#40856](https://github.com/owncloud/core/pull/40856)
 * Bugfix - Skip share_folder for guest users: [#40864](https://github.com/owncloud/core/pull/40864)
 * Change - Upgrade to Symfony 5: [#39630](https://github.com/owncloud/core/issues/39630)
 * Change - Update PHP dependencies: [#40724](https://github.com/owncloud/core/pull/40724)
@@ -126,6 +127,12 @@ Details
 
    https://github.com/owncloud/core/pull/40847
 
+* Bugfix - Request header can hold an empty string if not set: [#40856](https://github.com/owncloud/core/pull/40856)
+
+   Due to Apache rewrite rules originally not existing headers can hold an empty string.
+
+   https://github.com/owncloud/core/pull/40856
+
 * Bugfix - Skip share_folder for guest users: [#40864](https://github.com/owncloud/core/pull/40864)
 
    In https://github.com/owncloud/core/pull/40378 we've fixed the case of (not) moving the