Update User Guide

Author: actions-user

changelogs/v4.5.8.html

@@ -327,6 +327,7 @@ <h2><a class="toc-backref" href="#id5" role="doc-backlink">Deprecations</a><a cl
 <h2><a class="toc-backref" href="#id6" role="doc-backlink">Bugs Fixed</a><a class="headerlink" href="#bugs-fixed" title="Permalink to this heading"></a></h2>
 <ul class="simple">
 <li><p><strong>Database:</strong> Fixed a bug where <code class="docutils literal notranslate"><span class="pre">Builder::affectedRows()</span></code> threw an error when the previous query call failed in <code class="docutils literal notranslate"><span class="pre">Postgre</span></code> and <code class="docutils literal notranslate"><span class="pre">SQLSRV</span></code> drivers.</p></li>
+<li><p><strong>Security:</strong> Fixed a bug where the CSRF token validation could fail on malformed input, causing a generic HTTP 500 status code instead of handling the input gracefully.</p></li>
 </ul>
 <p>See the repo’s
 <a class="reference external" href="https://github.com/codeigniter4/CodeIgniter4/blob/develop/CHANGELOG.md">CHANGELOG.md</a>