Session Fixation Vulnerability in ningzichun Student Management System
CVE-2026-86674

5.3MEDIUM

Key Information:

Vendor

Ningzichun

Status
Student Management System
Vendor
CVE Published:
8 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86674?

A session fixation vulnerability exists in the ningzichun Student Management System due to improper handling of session initialization within the login.php file's session_start function. This flaw allows an attacker to hijack active user sessions by manipulating session identifiers. Remote exploitation is possible, posing a significant risk to user data integrity and security. The issue has been publicly disclosed, and the vendor was notified in advance, but no remediation has been provided.

Affected Version(s)

Student Management System 98760f5711cf6dc8b4adca53a9e207ca49b02ebf

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-86674 - Proof of Concept

References

https://vuldb.com/vuln/399763
vdb-entrytechnical-description
https://vuldb.com/vuln/399763/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86674
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Din0s4ur (VulDB User)
VulDB CNA Team
.