CVE-2026-6743— WebSystems WebTOTUM Calendar cross site scripting
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I. Basic Information for CVE-2026-6743
Vulnerability Information
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Vulnerability Title
WebSystems WebTOTUM Calendar cross site scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in WebSystems WebTOTUM 2026. This impacts an unknown function of the component Calendar. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading the affected component is recommended. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Vulnerability Title
WebSystems WebTOTUM 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WebSystems WebTOTUM是WebSystems公司的一款低代码应用开发平台。 WebSystems WebTOTUM 2026存在跨站脚本漏洞，该漏洞源于Calendar组件未知功能操作不当，可能导致跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| WebSystems | WebTOTUM | 2026 | - |
II. Public POCs for CVE-2026-6743
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same weakness: CWE-79
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V. Comments for CVE-2026-6743
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