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CVE-2026-90851— PHPGurukul Hostel Management System checklogin.php access control

Quick assessment

Affected
PHPGurukul Hostel Management System
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PHPGurukul hostel management system是PHPGurukul公司开源的一套宿舍管理软件。 PHPGurukul hostel management system 3.0版本存在权限许可和访问控制问题漏洞，该漏洞源于对文件/admin/includes/checklogin.php中参数ID的操作导致访问控制不当，可能被远程利用。

CVSS 6.3 · Medium EPSS 0.37% · P30

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
PHPGurukul Hostel Management System 3.0 affected
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I. Basic Information for CVE-2026-90851

Vulnerability Information
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Vulnerability Title
PHPGurukul Hostel Management System checklogin.php access control
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in PHPGurukul Hostel Management System 3.0. This affects an unknown part of the file /admin/includes/checklogin.php. This manipulation of the argument ID causes improper access controls. Remote exploitation of the attack is possible. The exploit has been published and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
PHPGurukul hostel management system 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHPGurukul hostel management system是PHPGurukul公司开源的一套宿舍管理软件。 PHPGurukul hostel management system 3.0版本存在权限许可和访问控制问题漏洞，该漏洞源于对文件/admin/includes/checklogin.php中参数ID的操作导致访问控制不当，可能被远程利用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
PHPGurukul Hostel Management System 3.0 cpe:2.3:a:phpgurukul:hostel_management_system:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-90851

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III. Intelligence Information for CVE-2026-90851

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Proof of Concept for CVE-2026-90851 (1)

Security Blog Posts for CVE-2026-90851 (1)

Same Patch Batch · PHPGurukul · 2026-09-15 · 5 CVEs total

CVE-2026-90844 7.3 HIGH PHPGurukul Daily Expense Tracker System Login index.php sql injection
CVE-2026-90846 7.3 HIGH PHPGurukul Daily Expense Tracker System forgot-password.php sql injection
CVE-2026-90845 3.5 LOW PHPGurukul Daily Expense Tracker System sidebar.php cross site scripting
CVE-2026-90850 2.4 LOW PHPGurukul Hostel Management System manage-students.php cross site scripting

IV. Related Vulnerabilities

Same product: Hostel Management System
Same vendor: PHPGurukul
Same weakness: CWE-284