RCE in Itsourcecode University Management System
CVE-2026-4356
A flaw has been found in itsourcecode University Management System 1.0. Affected is an unknown function of the file /add_result.php. Executing a manipulation of the argument vr can lead to cross site scripting. The attack may be launched remotely. The exploit has been published and may be used.
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 over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.001
Affected products
- Itsourcecode University Management System — versions 1.0
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/sulvant/Security/issues/2 (issue-tracking, exploit)
- itsourcecode.com/ (product)
Frequently asked questions
- What is CVE-2026-4356?
- CVE-2026-4356 is a low-severity vulnerability in Itsourcecode University Management System, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2026-03-18.
- How severe is CVE-2026-4356?
- Low severity. CVSS v3 base score is 2.4 out of 10.