CVE-2025-67650 in Appointment Scheduler
Summary
by MITRE • 07/31/2026
An authenticated SQL injection vulnerability has been identified in multiple PHP Jabbers scripts. Improper neutralization of input provided by an authenticated user into parameters responsible for sorting functions allows an attacker to perform SQL Injection attacks. This issue was fixed in the versions specified in the affected products list.
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Analysis
by VulDB Data Team • 07/31/2026
This vulnerability represents a critical security flaw in PHP Jabbers scripts that enables authenticated users to execute malicious SQL commands through improperly sanitized input parameters. The flaw specifically manifests in the sorting functionality where user-provided data is directly incorporated into database queries without adequate validation or sanitization measures. This type of vulnerability falls under the common weakness enumeration CWE-89 which categorizes improper neutralization of special elements used in SQL commands as a fundamental security weakness. The attack vector requires an authenticated user context, meaning that adversaries must first establish valid credentials before exploiting the vulnerability, though this authentication requirement does not significantly mitigate the potential damage.
The technical implementation of this flaw allows attackers to manipulate database queries by injecting malicious SQL syntax through sorting parameters. When legitimate users interact with the application's sorting features, their input is processed without proper escaping or parameterization techniques that would normally prevent SQL command injection. This creates an environment where an attacker can potentially extract sensitive data, modify database records, or even execute administrative commands on the underlying database system. The vulnerability demonstrates poor input validation practices and highlights the importance of implementing secure coding principles such as prepared statements and parameterized queries to prevent unauthorized database access.
The operational impact of this vulnerability extends beyond simple data theft as it can enable complete database compromise when exploited by malicious actors with legitimate user accounts. Attackers could potentially gain access to user credentials, personal information, system configurations, or other sensitive data stored within the database. The authenticated nature of the attack means that even if network segmentation or firewalls are in place, internal users with compromised accounts could still pose significant threats to database integrity and confidentiality. This vulnerability also represents a potential stepping stone for attackers to escalate privileges or move laterally within affected systems, making it particularly dangerous in enterprise environments where database access is extensive.
Mitigation strategies should focus on implementing proper input validation and sanitization techniques throughout the application codebase, with specific emphasis on database query construction processes. The recommended approach involves adopting prepared statements or parameterized queries that separate SQL commands from user data inputs, thereby preventing malicious injection attempts. Additionally, implementing comprehensive input filtering mechanisms and output encoding practices can significantly reduce the attack surface. Security patches and updates should be applied immediately to address this vulnerability, as the affected versions have already been identified and remediated in subsequent releases. Organizations should also consider implementing database activity monitoring and intrusion detection systems to identify potential exploitation attempts, while following the ATT&CK framework's guidance on credential access and defense evasion techniques that attackers might employ when leveraging such vulnerabilities.