Authorization Bypass Vulnerability in PHPGurukul Bank Locker Management System
CVE-2026-90517

6.9MEDIUM

Key Information:

Vendor

PHPgurukul
Status
Bank Locker Management System
Vendor
CVE Published:
13 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90517?

A security flaw has been discovered in version 1.0 of the PHPGurukul Bank Locker Management System, specifically affecting the file /blms/view-assign-locker.php. This vulnerability arises from improper handling of the 'ltid' parameter, which allows attackers to bypass authentication mechanisms. As a result, unauthorized users may gain access to sensitive functionalities. Notably, this exploit can be initiated remotely, and details for executing it are publicly available.

Affected Version(s)

Bank Locker Management System 1.0

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-2026-90517 - Proof of Concept

References

https://vuldb.com/vuln/403104
vdb-entrytechnical-description
https://vuldb.com/vuln/403104/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90517
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Racosmo (VulDB User)
.