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CVE-2026-116047— Privoce Vocechat Query Parameter widget.html cross site scripting

Quick assessment

Affected
Privoce Vocechat
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Privoce Vocechat（版本 0.9.121 及以下）中发现了一个漏洞。该问题影响组件“查询参数处理器”对文件 widget.html 的某些未知处理逻辑。对参数 welcome 的恶意操纵可导致跨站脚本（XSS）攻击。该攻击可远程发起，利用方法已公开披露，可能被利用。厂商已在此披露早期被联系，但未作出任何回应。

CVSS 4.3 · Medium
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I. Basic Information for CVE-2026-116047

Vulnerability Information
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Vulnerability Title
Privoce Vocechat Query Parameter widget.html cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in Privoce Vocechat up to 0.9.121. This issue affects some unknown processing of the file widget.html of the component Query Parameter Handler. Such manipulation of the argument welcome leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Privoce Vocechat 0.9.121 cpe:2.3:a:privoce:vocechat:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-116047

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III. Intelligence Information for CVE-2026-116047

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Proof of Concept for CVE-2026-116047 (1)

IV. Related Vulnerabilities

Same vendor: Privoce
Same weakness: CWE-79