漏洞信息
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Vulnerability Title
Grav vulnerable to Denial of Service via Improper Input Handling in 'Supported' Parameter
Vulnerability Description
Grav is a file-based Web platform. Prior to 1.8.0-beta.27, a Denial of Service (DoS) vulnerability was identified in the "Languages" submenu of the Grav admin configuration panel (/admin/config/system). Specifically, the Supported parameter fails to properly validate user input. If a malformed value is inserted—such as a single forward slash (/) or an XSS test string—it causes a fatal regular expression parsing error on the server. This leads to application-wide failure due to the use of the preg_match() function with an improperly constructed regular expression, resulting in an error. Once triggered, the site becomes completely unavailable to all users. This vulnerability is fixed in 1.8.0-beta.27.
CVSS Information
N/A
Vulnerability Type
未捕获的异常
Vulnerability Title
Grav 安全漏洞
Vulnerability Description
Grav是Grav开源的一套可扩展的用于个人博客、小型内容发布平台和单页产品展示的CMS(内容管理系统)。 Grav 1.8.0-beta.27之前版本存在安全漏洞,该漏洞源于输入验证不足,可能导致拒绝服务。
CVSS Information
N/A
Vulnerability Type
N/A