CVE-2026-2939Public exploitNetwork attack vector

Stored script execution via unrestricted SVG upload

Published Feb 22, 2026 · Updated Feb 22, 2026

Stored cross-site scripting in itsourcecode Student Management System 1.0 allows remote authenticated users to execute JavaScript in browsers. The profile-picture upload in the Add Student module accepts SVG files without validating or sanitizing embedded script content, then stores and serves them to browsers. Administrative access is required to upload the SVG, and execution occurs when a user opens the stored profile image.

CVSS severity4.8
Medium
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in itsourcecode Student Management System 1.0 allows remote authenticated users to execute JavaScript in browsers. The profile-picture upload in the Add Student module accepts SVG files without validating or sanitizing embedded script content, then stores and serves them to browsers. Administrative access is required to upload the SVG, and execution occurs when a user opens the stored profile image.

The record

CVE
CVE-2026-2939
Published
Feb 22, 2026
Updated
Feb 22, 2026
Vendor
itsourcecode.com
Product
Student Management System
Classifications
CWE-79, CWE-94, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Feb 22, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 22, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

itsourcecode.com · Student Management Systemversion=1.0

Published CVSS scores

3.3VulDBAV:N/AC:L/Au:M/C:N/I:P/A:N
2.4VulDBCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
1.9VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-94Improper Control of Generation of Code ('Code Injection')
T1059.007Command and Scripting Interpreter: JavaScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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