| タイトル | https://github.com/iJason-Liu/Books_Manager Books_Manager 1.0 File Upload |
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| 説明 | Vulnerability Introduction
The 1.0 version of Books_Manager’s upload_bookCover.php interface has an arbitrary file upload vulnerability, as its interface does not detect file suffixes. Attackers can upload any type of file, which may result in getshell and more serious consequences.
Vulnerability analysis
Vulnerability file：controllers/books_center/upload_bookCover.php
The backend logic does not validate the file type.
Validation of the upload type was performed only on the frontend，in administrator/books_center/add_book.php file
Vulnerability reproduction
use BurpSuite to change request
Find the path of webshell
https://lib.crayon.vip/upload/bookCover/1768292566_chuizi.php
Use tools to connect webshell |
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| ソース | ⚠️ https://blog.y1fan.work/2026/01/13/%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0getshell/ |
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| ユーザー | y1fan (UID 94467) |
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| 送信 | 2026年01月13日 09:45 (9 月 ago) |
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| モデレーション | 2026年01月26日 15:58 (13 days later) |
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| ステータス | 承諾済み |
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| VulDBエントリ | 342874 [iJason-Liu Books_Manager 迄 298ba736387ca37810466349af13a0fdf828e99c upload_bookCover.php book_cover 特権昇格] |
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| ポイント | 20 |
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