CVE-2026-19211 in Photo Share Website
Summary
by MITRE • 08/07/2026
A vulnerability was found in SourceCodester Photo Share Website 1.0. This affects an unknown function of the file /social/ajax.php?action=signup. Performing a manipulation of the argument email results in sql injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used.
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Analysis
by VulDB Data Team • 08/07/2026
This vulnerability resides within the SourceCodester Photo Share Website version 1.0, specifically targeting the social/ajax.php script with the signup action parameter. The issue manifests through improper input validation when processing the email argument, creating a direct pathway for sql injection attacks. The flaw represents a classic server-side injection vulnerability that allows attackers to manipulate database queries through crafted input parameters.
The technical implementation of this vulnerability follows CWE-89 patterns for sql injection, where user-supplied data flows directly into sql command construction without proper sanitization or parameterization. When an attacker submits malicious input through the email field during signup operations, the application fails to properly escape or validate the input before incorporating it into database queries. This creates an environment where attackers can execute arbitrary sql commands against the underlying database system.
Remote exploitation capabilities present a significant operational risk as adversaries can leverage this vulnerability from external networks without requiring local system access. The public availability of exploit code further amplifies the threat level, enabling even less sophisticated attackers to potentially compromise the application. Successful exploitation could result in unauthorized data access, data modification, or complete database compromise depending on the attacker's privileges and the underlying database configuration.
The impact extends beyond immediate data theft to include potential system compromise through database enumeration, privilege escalation, and lateral movement within the network infrastructure. Attackers may extract user credentials, personal information, and application logic that could facilitate further attacks. The vulnerability affects the authentication and user management functionality of the photo sharing platform, potentially enabling account takeover scenarios and unauthorized access to user content.
Mitigation strategies should include immediate implementation of parameterized queries or prepared statements for all database interactions, particularly in the affected ajax.php script. Input validation and sanitization measures must be strengthened at the application level to prevent malicious data from reaching sql execution points. Regular security assessments should verify proper input handling across all application components, with particular attention to dynamic query construction. Network segmentation and access controls can help limit potential damage if exploitation occurs. Additionally, implementing web application firewalls and intrusion detection systems can provide additional layers of protection against sql injection attempts. The vulnerability aligns with attack techniques categorized under ATT&CK matrix tactics such as credential access and privilege escalation through database manipulation.