漏洞信息
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Vulnerability Title
Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)
Vulnerability Description
Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server (glances -s) introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE-2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin: * whenever cors_origins contains more than one entry. An operator who configures an explicit two-entry allowlist (e.g. two internal dashboard origins) intending to restrict browser access instead receives the unrestricted wildcard. A malicious web page served from any origin can issue a CORS simple request to /RPC2 and read the full system monitoring dataset without the victim's knowledge. This vulnerability is fixed in 4.5.5.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Vulnerability Type
宽松定义的白名单
Vulnerability Title
Nicolas Hennion Glances 输入验证错误漏洞
Vulnerability Description
Nicolas Hennion Glances是Nicolas Hennion个人开发者的一款系统监控工具。 Nicolas Hennion Glances 4.5.5之前版本存在安全漏洞,该漏洞源于CORS源列表实现中存在配置错误,当cors_origins包含多个条目时会静默回退到Access-Control-Allow-Origin: *,可能导致恶意网页从任意源向/RPC2发出CORS简单请求并读取完整的系统监控数据集。
CVSS Information
N/A
Vulnerability Type
N/A