关键信息 漏洞标题: Advantech WebAccess/VPN < 1.1.5 Stored XSS via StandaloneVpnClientsController 严重性: Medium 日期: November 6, 2025 受影响版本: WebAccess/VPN < 1.1.5 CVE编号: CVE-2025-34237 CWE编号: CWE-79 (Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')) CVSS分数: 6.3 CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N 参考链接: Advantech Advisory 报告人: Alex Williams from Peller Technologies 描述: Advantech WebAccess/VPN versions prior to 1.1.5 contain a stored cross-site scripting (XSS) vulnerability via StandaloneVpnClientsController.addStandaloneVpnClientAction(). Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.