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CVE-2026-1630— Reflected XSS in WEBCON BPS

Quick assessment

Affected
WEBCON WEBCON BPS
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.

WEBCON BPS是波兰WEBCON公司的一个低代码业务流程管理与工作流自动化平台。 WEBCON BPS 2026.1.3.109之前版本和2025.2.1.293之前版本存在跨站脚本漏洞，该漏洞源于/openinmobileapp端点参数存在反射型跨站脚本，可能导致攻击者发送特制URL，当认证用户打开时在受害者浏览器中执行任意JavaScript。

CVSS 5.1 · Medium EPSS 0.43% · P36

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise

Affected Version Matrix 2

VendorProduct Version RangeStatus
WEBCON WEBCON BPS 2026.1.1.45< 2026.1.3.109 affected
2025.1.1.87< 2025.2.1.293 affected
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I. Basic Information for CVE-2026-1630

Vulnerability Information
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Vulnerability Title
Reflected XSS in WEBCON BPS
Source: CVE Program / CVE List V5
Vulnerability Description
WEBCON BPS is vulnerable to Reflected XSS via one of parameters used by "/openinmobileapp" endpoint. An attacker can send a specially crafted URL that, when opened by an authenticated user, results in arbitrary JavaScript execution in the victim's browser. This issue was fixed in versions 2026.1.3.109 and 2025.2.1.293.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA: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
Vulnerability Title
WEBCON BPS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WEBCON BPS是波兰WEBCON公司的一个低代码业务流程管理与工作流自动化平台。 WEBCON BPS 2026.1.3.109之前版本和2025.2.1.293之前版本存在跨站脚本漏洞，该漏洞源于/openinmobileapp端点参数存在反射型跨站脚本，可能导致攻击者发送特制URL，当认证用户打开时在受害者浏览器中执行任意JavaScript。
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
WEBCON WEBCON BPS 2026.1.1.45 ~ 2026.1.3.109 -

II. Public POCs for CVE-2026-1630

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III. Intelligence Information for CVE-2026-1630

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Security Blog Posts for CVE-2026-1630 (1)

Vendor Pages for CVE-2026-1630 (2)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2026-1630

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