CVE-2026-2547 LigeroSmart index.pl AgentDashboard cross site scripting

Medium 5.1 Published 16 Feb 2026 Updated 23 Feb 2026

Remote attackers can execute arbitrary scripts via the Subaction parameter in AgentDashboard, potentially compromising user sessions.

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

What is CVE-2026-2547?

CVE-2026-2547 is a medium-severity cross-site scripting vulnerability in LigeroSmart, published on 16 Feb 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability was detected in LigeroSmart up to 6.1.26. The impacted element is the function AgentDashboard of the file /otrs/index.pl. Performing a manipulation of the argument Subaction results in cross site scripting. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2026-2547?

It affects 1 product.

Products include Ligerosmart Ligerosmart.

How do I fix CVE-2026-2547?

No fix has been published for CVE-2026-2547 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-2026-2547 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2547 exists.

Sources

Also known as GHSA-vjg4-vp37-8p46.