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    CVE-2026-5840

    A security flaw has been discovered in PHPGurukul News Portal Project 4.1. Impacted is an unknown function of the file /admin/check_availability.php. Performing a manipulation of the argument Username results in sql injection. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

    Published:Apr 9, 2026
    Last Modified:Apr 24, 2026
    EPS:Apr 9, 2026
    EPSS Score:0.00036
    CVSS Score:4.7

    Affected Products

    Vendor
    Phpgurukul
    Product
    News Portal Project

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-10 Buffer Overflow via Environment Variables
    CAPEC-101 Server Side Include (SSI) Injection
    CAPEC-105 HTTP Request Splitting
    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-109 Object Relational Mapping Injection
    CAPEC-110 SQL Injection through SOAP Parameter Tampering
    CAPEC-120 Double Encoding
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-135 Format String Injection
    CAPEC-14 Client-side Injection-induced Buffer Overflow
    CAPEC-24 Filter Failure through Buffer Overflow
    CAPEC-250 XML Injection
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-273 HTTP Response Smuggling
    CAPEC-28 Fuzzing
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-34 HTTP Response Splitting
    CAPEC-42 MIME Conversion
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-46 Overflow Variables and Tags
    CAPEC-47 Buffer Overflow via Parameter Expansion
    CAPEC-470 Expanding Control over the Operating System from the Database
    CAPEC-51 Poison Web Service Registry
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-6 Argument Injection
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-66 SQL Injection
    CAPEC-67 String Format Overflow in syslog()
    CAPEC-7 Blind SQL Injection
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-8 Buffer Overflow in an API Call
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-83 XPath Injection
    CAPEC-84 XQuery Injection
    CAPEC-9 Buffer Overflow in Local Command-Line Utilities

    Related CVEs

    CVE-2026-5839 (CVSS 2) — A vulnerability was identified in PHPGurukul News Portal Project 4.1. This issue affects some unknown processi…
    CVE-2026-5838 (CVSS 2) — A vulnerability was determined in PHPGurukul News Portal Project 4.1. This vulnerability affects unknown code …
    CVE-2026-5837 (CVSS 5.5) — A vulnerability was found in PHPGurukul News Portal Project 4.1. This affects an unknown part of the file /new…
    CVE-2025-69992 (CVSS 9.8) — phpgurukul News Portal Project V4.1 has File Upload Vulnerability via upload.php, which enables the upload of …
    CVE-2025-69991 (CVSS 9.8) — phpgurukul News Portal Project V4.1 is vulnerable to SQL Injection in check_availablity.php.…
    CVE-2025-69990 (CVSS 9.1) — phpgurukul News Portal Project V4.1 has an Arbitrary File Deletion Vulnerability in remove_file.php. The param…
    CVE-2025-5370 (CVSS 6.9) — A vulnerability classified as critical was found in PHPGurukul News Portal 4.1. Affected by this vulnerability…
    CVE-2025-5252 (CVSS 6.9) — A vulnerability was found in PHPGurukul News Portal Project 4.1. It has been declared as critical. This vulner…
    CVE-2025-5251 (CVSS 6.9) — A vulnerability was found in PHPGurukul News Portal Project 4.1. It has been classified as critical. This affe…
    CVE-2025-5250 (CVSS 6.9) — A vulnerability was found in PHPGurukul News Portal Project 4.1 and classified as critical. Affected by this i…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High