RCE in Tecnick Tcexam
CVE-2026-4168
A vulnerability was identified in Tecnick TCExam 16.5.0. This impacts an unknown function of the file /admin/code/tce_edit_group.php of the component Group Handler. Such manipulation of the argument Name leads to cross site scripting. The attack may be launched remotely. The exploit is publicly available and might be used. The presence of this vulnerability remains uncertain at this time. The affected component should be upgraded. The vendor explained: "I was not able to reproduce the same exploit as the TCExam version was already advanced in the meanwhile." Therefore, it can be assumed that this issue got fixed in a later release.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (26.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Tecnick Tcexam — versions 16.5.0
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/ahmadmarz10-hub/CVEsMarz/blob/main/CVE Stored XSS.md (exploit)
- github.com/tecnickcom/tcexam/tags (patch)
Frequently asked questions
- What is CVE-2026-4168?
- CVE-2026-4168 is a low-severity vulnerability in Tecnick Tcexam, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2026-03-16.
- How severe is CVE-2026-4168?
- Low severity. CVSS v3 base score is 2.4 out of 10.