CVE-2026-2939
CWE-79Published: February 22, 2026· Updated: Feb 23, 2026
Official Description
A vulnerability was found in itsourcecode Student Management System 1.0. The impacted element is an unknown function of the file /add_student/ of the component Add Student Module. The manipulation results in cross site scripting. It is possible to launch the attack remotely. The exploit has been made public and could be used.
Technical Analysis
CVE-2026-2939 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
A proof-of-concept (PoC) exploit exists for CVE-2026-2939. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-2939 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts