CVE-2025-6955: Campcodes Employee Management SQLI Flaw

CVE-2025-6955 Overview

A SQL Injection vulnerability has been identified in Campcodes Employee Management System version 1.0. This vulnerability affects the /process/aprocess.php file, where improper handling of the mailuid parameter allows attackers to inject malicious SQL statements. The vulnerability can be exploited remotely without authentication, potentially allowing unauthorized access to sensitive employee data, database manipulation, or complete system compromise.

Critical Impact
Unauthenticated remote attackers can exploit this SQL Injection flaw to extract sensitive employee data, modify database records, or potentially gain unauthorized system access through the vulnerable mailuid parameter.

Affected Products

Campcodes Employee Management System 1.0

Discovery Timeline

2025-07-01 - CVE-2025-6955 published to NVD
2025-07-07 - Last updated in NVD database

Technical Details for CVE-2025-6955

Vulnerability Analysis

This SQL Injection vulnerability occurs due to insufficient input validation and sanitization of user-supplied data in the aprocess.php file. When user input is passed through the mailuid parameter, the application fails to properly sanitize or parameterize the input before incorporating it into SQL queries. This allows an attacker to manipulate the SQL query structure by injecting malicious SQL syntax.

The vulnerability is network-accessible, requiring no authentication or user interaction to exploit. This makes it particularly dangerous in internet-facing deployments of the Employee Management System, as any remote attacker can potentially leverage this flaw to interact with the backend database.

Root Cause

The root cause of this vulnerability is the lack of proper input validation and the use of unsanitized user input directly within SQL queries. The mailuid parameter in /process/aprocess.php is concatenated or interpolated into SQL statements without using prepared statements or parameterized queries, a common secure coding practice that prevents SQL Injection attacks.

Attack Vector

The attack vector for CVE-2025-6955 is network-based. An attacker can craft malicious HTTP requests targeting the /process/aprocess.php endpoint with specially crafted mailuid parameter values containing SQL injection payloads. The exploit has been publicly disclosed, increasing the risk of exploitation in the wild.

Exploitation typically involves sending HTTP requests with SQL metacharacters and commands embedded in the mailuid parameter. Common attack techniques include UNION-based injection to extract data from other tables, boolean-based blind injection to infer database contents, or time-based blind injection to confirm vulnerability presence. For technical details on the exploitation technique, see the GitHub PoC Issue Discussion.

Detection Methods for CVE-2025-6955

Indicators of Compromise

Unusual SQL error messages in application logs from /process/aprocess.php
HTTP requests to aprocess.php containing SQL syntax characters such as single quotes, UNION statements, or comment sequences in the mailuid parameter
Unexpected database queries or data extraction patterns in database logs
Abnormal outbound data transfers that may indicate exfiltration of database contents

Detection Strategies

Deploy web application firewall (WAF) rules to detect and block SQL injection patterns targeting the mailuid parameter
Monitor application and web server logs for requests containing SQL injection signatures directed at /process/aprocess.php
Implement database activity monitoring to detect anomalous query patterns or unauthorized data access
Use intrusion detection systems (IDS) with SQL injection detection signatures

Monitoring Recommendations

Enable detailed logging for the Employee Management System application and review logs for suspicious activity
Configure alerting for database queries that return unusually large result sets or access sensitive tables
Monitor for multiple failed or malformed requests to /process/aprocess.php which may indicate reconnaissance or exploitation attempts

How to Mitigate CVE-2025-6955

Immediate Actions Required

Restrict network access to the Employee Management System to trusted IP addresses or internal networks only
Implement a web application firewall (WAF) with SQL injection protection rules
Consider temporarily disabling the affected /process/aprocess.php functionality until a patch is available
Review database permissions to ensure the application uses least-privilege database accounts

Patch Information

No official vendor patch has been published at this time. Organizations should monitor CampCodes for security updates and apply patches as soon as they become available. Additional technical details are documented in the VulDB entry #314492.

Workarounds

Apply input validation and sanitization for the mailuid parameter at the application level by modifying the source code to use prepared statements or parameterized queries
Deploy a reverse proxy or WAF configured to filter SQL injection payloads before they reach the application
Restrict access to the /process/aprocess.php endpoint via network segmentation or authentication requirements
Consider taking the application offline until proper remediation can be implemented if the system contains sensitive data

bash

# Example WAF rule for ModSecurity to block SQL injection in mailuid parameter
SecRule ARGS:mailuid "@detectSQLi" \
    "id:100001,\
    phase:2,\
    deny,\
    status:403,\
    log,\
    msg:'SQL Injection attempt detected in mailuid parameter',\
    tag:'CVE-2025-6955'"