FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. A Prototype Pollution condition in the `getQueryParam` function `/public/js/main.js` and was addressed in version 1.8.139 by blocking URL query keys matching the pattern `__proto__`. However, this mitigation is incomplete: it only filters top-level `__proto__` keys and fails to sanitize nested forms such as `b[__proto__][polluted]=PWNED`. As a result, an attacker-controlled URL query string can still write into `O
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. A Prototype Pollution condition in the getQueryParam function /public/js/main.js and was addressed in version 1.8.139 by blocking URL query keys matching the pattern __proto__. However, this mitigation is incomplete: it only filters top-level __proto__ keys and fails to sanitize nested forms such as b[__proto__][polluted]=PWNED. As a result, an attacker-controlled URL query string can still write into Object.prototype on any page that loads main.js. Version 1.8.223 contains a updated fix.
为什么是这个 VPI(可解释·实验性)
VPI 计算依据
| 影响度 | 46.00 |
| 利用信号(无额外利用信号) | ×1.00 |
| VPI | 46.00 |
VPI 公式 vpi-v1