CVE-2026-1630

EUVD-2026-30279
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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.1 MEDIUM
NETWORK
LOW
NONE
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 37.57%
Common Weakness Enumeration
References
https://cert.pl/en/posts/2026/05/CVE-2026-1630/
https://community.webcon.com/download/changelog/394?q=6a8b113
https://community.webcon.com/download/changelog/398?q=db746ec