CVE-2026-1630 PUBLISHED

Reflected XSS in WEBCON BPS

Assigner: CERT-PL
Reserved: 29.01.2026 Published: 14.05.2026 Updated: 14.05.2026

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.

Metrics

CVSS 4.0

CVSS Vector: 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
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	Low
Attack Complexity	Low	Integrity	None	Integrity	Low
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Active

CVSS 4.0

Product Status

Vendor	WEBCON
Product	WEBCON BPS
Versions	Default: unaffected affected from 2026.1.1.45 to 2026.1.3.109 (excl.) affected from 2025.1.1.87 to 2025.2.1.293 (excl.)

Credits

Konrad Szczepaniak finder

References

Problem Types

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') CWE

Impacts

CAPEC-591 Reflected XSS