CVE-2026-4169 Tecnick TCExam XML Export tce_xml_users.php F_xml_export_users cross site scripting
An attacker with administrator privileges can inject malicious scripts via XML export, potentially leading to code execution in the TCExam web application.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-4169?
CVE-2026-4169 is a medium-severity cross-site scripting vulnerability in Tecnick TCExam, published on 15 Mar 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A security flaw has been discovered in Tecnick TCExam up to 16.6.0. Affected is the function F_xml_export_users of the file admin/code/tce_xml_users.php of the component XML Export. Performing a manipulation results in cross site scripting. Remote exploitation of the attack is possible. There are still doubts about whether this vulnerability truly exists. Upgrading to version 16.6.1 is able to address this issue. The patch is named 899b5b2fa09edfe16043f07265e44fe2022b7f12. It is suggested to upgrade the affected component. When the vendor was informed about another security issue, he identified and fixed this flaw during analysis. He doubts the impact of this: "However, this is difficult to justify as security issue. It requires to be administrator to both create and consume the exploit. Administrators can do pretty much anything in the platform, so I don't see the point of this from a security perspective." This is reflected by the CVSS vector.
Which versions are affected by CVE-2026-4169?
How do I fix CVE-2026-4169?
No fix has been published for CVE-2026-4169 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-2026-4169 being exploited?
There is no known exploitation of CVE-2026-4169 in the wild and no public exploit code.
Sources
Also known as GHSA-rgqq-mw78-fj3h.