漏洞信息
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Vulnerability Title
BookStack before 26.05.4 Remote Code Execution via Book Cover
Vulnerability Description
BookStack before 26.05.4 contains a remote code execution vulnerability in the portable ZIP import functionality that allows users with Import Content and Create Books permissions to upload a PHP polyglot file as a book cover. Attackers can bypass image extension validation by embedding a PHP file with a .php filename in the ZIP archive, which is stored in the public web root and executed by unauthenticated requests.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vulnerability Type
危险类型文件的不加限制上传
Vulnerability Title
Bookstackapp bookstack 任意文件上传漏洞
Vulnerability Description
Bookstackapp BookStack是Bookstackapp团队开源的一款文档管理系统。 Bookstackapp bookstack 26.05.4之前版本存在任意文件上传漏洞,该漏洞源于便携式ZIP导入功能未正确验证图片扩展名,允许具有Import Content和Create Books权限的用户上传PHP polyglot文件作为书籍封面,可能导致远程代码执行。
CVSS Information
N/A
Vulnerability Type
N/A