CVE-2026-15677 in Online Job Portal
Summary
by MITRE • 07/14/2026
A weakness has been identified in code-projects Online Job Portal 1.0. This affects an unknown function of the file /JobSeekerInsert.php. Executing a manipulation of the argument txtFile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.
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Analysis
by VulDB Data Team • 07/14/2026
The vulnerability identified in code-projects Online Job Portal 1.0 represents a critical security flaw that undermines the application's file upload functionality. This weakness specifically resides within the /JobSeekerInsert.php file where an improperly validated input parameter named txtFile is processed without adequate sanitization measures. The vulnerability manifests as an unrestricted file upload condition that allows malicious actors to bypass normal security controls and potentially execute arbitrary code on the target system.
This type of vulnerability falls under the Common Weakness Enumeration category CWE-434 which specifically addresses "Unrestricted Upload of File with Dangerous Type". The flaw enables attackers to manipulate the txtFile argument through remote execution channels, creating a pathway for unauthorized file deployment. The public availability of exploit code significantly amplifies the threat landscape as it removes the barrier to entry for potential attackers who may not possess advanced technical skills.
The operational impact of this vulnerability extends beyond simple unauthorized file uploads and could potentially lead to complete system compromise. Attackers can leverage this weakness to upload malicious scripts or executables that might establish persistent access, facilitate data exfiltration, or serve as launching points for further attacks within the network infrastructure. The remote execution capability means that adversaries can exploit this vulnerability from any location without requiring physical access to the target environment.
Security professionals should implement multiple layers of defense to mitigate this risk effectively. Input validation and sanitization measures must be enforced at both client and server levels to prevent malicious file uploads. File type restrictions, size limitations, and content verification mechanisms should be implemented to ensure only legitimate files are accepted. Additionally, proper access controls and privilege separation can limit the damage that could result from successful exploitation of this vulnerability. The mitigation strategies align with ATT&CK technique T1195 which covers "Supply Chain Compromise" and emphasizes the importance of validating file integrity and preventing unauthorized code execution through web application interfaces.