CVE-2026-28771 PUBLISHED

Reflected XSS In /index.cgi Endpoint On IDC Satellite Receiver Web Management Interface Version 101

Assigner: Gridware
Reserved: 03.03.2026 Published: 04.03.2026 Updated: 04.03.2026

A Reflected Cross-Site Scripting (XSS) vulnerability exists in the /index.cgi endpoint of International Datacasting Corporation (IDC) SFX Series SuperFlex Satellite Receiver Web Management Interface version 101. The application fails to adequately sanitize user-supplied input provided via the cat parameter before reflecting it in the HTTP response, allowing a remote attacker to execute arbitrary HTML or JavaScript in the victim's browser context.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.1

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

CVSS 4.0

Product Status

Vendor	International Datacasting Corporation (IDC)
Product	SFX Series SuperFlex Satellite Receiver Web Management Interface
Versions	Default: unaffected Version 101 is affected

Credits

Abdul Mhanni finder

References

https://www.abdulmhsblog.com/posts/spfx-vulnrabilities/

Problem Types

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

Impacts

Client-Side Code Execution