CVE-2026-28772 Reflected XSS in IDC_Logging Index endpoint

Medium 5.1 Published Updated

Remote attackers can execute arbitrary scripts via reflected XSS in the IDC SFX SuperFlex satellite receiver web interface.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-28772?

CVE-2026-28772 is a medium-severity cross-site scripting vulnerability in International Datacasting Corporation (IDC) SFX Series SuperFlex SatelliteReceiver Web Management Interface, published on 4 Mar 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A Reflected Cross-Site Scripting (XSS) vulnerability in the /IDC_Logging/index.cgi endpoint of International Datacasting Corporation (IDC) SFX Series SuperFlex SatelliteReceiver Web Management Interface version 101 allows a remote attacker to execute arbitrary web scripts or HTML. The vulnerability is triggered by sending a crafted payload through the `submitType` parameter, which is reflected directly into the DOM without proper escaping.

Weakness: CWE-79

Which versions are affected by CVE-2026-28772?

It affects 1 product.

Products include Datacast Sfx2100 Firmware.

How do I fix CVE-2026-28772?

No fix has been published for CVE-2026-28772 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-28772 being exploited?

There is no known exploitation of CVE-2026-28772 in the wild and no public exploit code.

Sources

Also known as GHSA-vp39-29pg-fg37.

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