https://www.phllaps.net/tags/wordpress/ Recent content in WordPress on PhllapsNET Hugo en-gb Fri, 25 Sep 2026 00:00:00 +0000 https://www.phllaps.net/posts/wordpress-core-remote-file-inclusion-vulnerability/ Fri, 25 Sep 2026 00:00:00 +0000 https://www.phllaps.net/posts/wordpress-core-remote-file-inclusion-vulnerability/ <div style="background:#dc2626;color:white;padding:16px 18px;border-radius:14px;font-weight:800;font-size:18px;display:flex;align-items:center;gap:12px;box-shadow:0 10px 24px rgba(0,0,0,0.18);"><span style="font-size:24px;">🚨</span><span>SEVERITY: HIGH — CVSS 8.1</span><span style="opacity:0.95;font-weight:700;margin-left:auto;">Security Advisory</span></div> <h2 id="tldr-">TL;DR 📌</h2> <ul> <li>WordPress Core contains a remote file inclusion vulnerability which could allow an unauthenticated attacker to make page-template resolution include a chosen readable local <code>.php</code> file outside the active theme directories, leading to remote code execution.</li> <li>Highest CVSS: <strong>8.1 (High)</strong>.</li> <li><strong>Listed in CISA KEV</strong> (2026-09-25) — this is being exploited in the wild.</li> <li><strong>Check the advisory for fixed releases</strong> — remediation detail is in the vendor link below.</li> <li>CVEs: CVE-2026-87902.</li> </ul> <h2 id="what-it-is">What it is</h2> <p>CVE-2026-87902 is a remote file inclusion flaw in WordPress Core, specifically in the page-template resolution logic behind <code>get_page_template()</code>. This function is responsible for locating which template file a page should use.</p>