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CVE-2026-1630

Reflected XSS in WEBCON BPS

MEDIUM
5.1
CVSS Score
Published: May 14, 2026 at 01:24 PM UTC
Updated: October 26, 2026 at 12:10 AM UTC
1 product affected across 1 vendorWEBCON BPS

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Severity
MEDIUM5.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

WEBCON BPS· Webcon
90%
2025.1.1.87 ≤ v < 2025.2.1.2932026.1.1.45 ≤ v < 2026.1.3.1092025.1.1.872026.1.1.45
Affected range stops below 2025.2.1.293, so it looks safe — our inference, not a vendor statement
Affected range stops below 2026.1.3.109, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Third Party Advisory
Source: cverecord
https://cert.pl/en/posts/2026/05/CVE-2026-1630/
Release Notes
Source: cverecord
https://community.webcon.com/download/changelog/398?q=db746ec
Release Notes
Source: cverecord
https://community.webcon.com/download/changelog/394?q=6a8b113

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.1MEDIUMCERT-PL
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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