CVE-2026-1630

Reflected XSS in WEBCON BPS

State: Published
Severity: 5.1 Medium
Published: May 14, 2026
Updated: Aug 24, 2026
Reserved: Jan 29, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	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	CERT-PL

Weaknesses

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

Affected Products

Product	Versions
WEBCON BPSWEBCON	2026.1.1.45 to before 2026.1.3.109Affected 2025.1.1.87 to before 2025.2.1.293Affected

References

https://cert.pl/en/posts/2026/05/CVE-2026-1630/third-party-advisory
https://community.webcon.com/download/changelog/398?q=db746ecrelease-notes
https://community.webcon.com/download/changelog/394?q=6a8b113release-notes

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