RCE in Code-Projects Exam Form Submission

CVE-2026-4909

A weakness has been identified in code-projects Exam Form Submission 1.0. This impacts an unknown function of the file /admin/update_s7.php. This manipulation of the argument sname causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

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 (26.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-4909: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4909?
CVE-2026-4909 is a low-severity vulnerability in Code-Projects Exam Form Submission, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2026-03-27.
How severe is CVE-2026-4909?
Low severity. CVSS v3 base score is 2.4 out of 10.